Copyrighted 1997 & 1998© All Rights Reserved
Patents Arranged in Patent Grant Date Order:
| # | Patent | Year | Month | Day | Title |
| 1 | B1,877 | 1886 | February | 9 | Improvements in electric lamps |
| 2 | B2,975 | 1886 | March | 2 | Improvements in dynamo electric machines |
| 3 | B6,481 | 1888 | May | 1 | Improvements relating to the electrical transmission of power and to apparatus therefor |
| 4 | B6,502 | 1888 | May | 1 | Improvements relating to the generation and transmission of electrical currents and apparatus therefor |
| 5 | B6,527 | 1889 | April | 16 | Improvements relating to electro-motors |
| 6 | B16,709 | 1889 | October | 22 | Improvements relating to the conversion of alternating to direct electric currents |
| 7 | B19,420 | 1889 | December | 3 | Improvements in alternating current electro-magnetic motors |
| 8 | B19,426 | 1889 | December | 3 | Improvements in the construction and mode of operating alternating current motors |
| 9 | B8,575 | 1891 | May | 19 | Improved methods of and apparatus for generating and utilizing electric energy for lighting purposes |
| 10 | B11,473 | 1891 | July | 6 | Improvements in alternating current electro-magnetic motors |
| 11 | B2,801 | 1894 | February | 8 | Improvements in reciprocating engines and means for regulating the period of the same |
| 12 | B2,812 | 1894 | February | 8 | Improvements in methods of apparatus for the generation of electric currents of a defined period |
| 13 | B20,981 | 1896 | September | 22 | Improvements to the production, regulation and utilization of electric currents of high frequency, and apparatus therefor |
| 14 | B24,421 | 1897 | October | 21 | Improvements in systems for the transmission of electrical energy and apparatus for use therein |
| 15 | B26,371 | 1898 | December | 13 | Improvements in the method of and apparatus for controlling the mechanism of floating vessels or moving vehicles |
| 16 | B14,550 | 1900 | August | 14 | Improvements relating to the insulation of electric conductors |
| 17 | B11,293 | 1901 | June | 1 | Improvements relating to the utilization of electromagnetic, light or other like radiations effects or disturbances transmitted through the natural media and to apparatus therefor |
| 18 | B13,563 | 1901 | July | 3 | Improvements in, and relating to, the transmission of electrical energy |
| 19 | B14,579 | 1901 | July | 17 | Improvements in and relating to the transmission of electrical energy |
| 20 | B8,200 | 1905 | April | 17 | Improvements relating to the Transmission of Electrical Energy |
| 21 | B24,001 | 1910 | October | 17 | Improved method of imparting energy to or deriving energy from a fluid and apparatus for use therein |
| 22 | B174,544 | 1921 | April | 1 | Improvements in methods of and apparatus for the generation of power by elastic fluid turbines |
| 23 | B179,043 | 1921 | March | 24 | Improved process and apparatus for production of high vacua |
| 24 | B185,446 | 1921 | April | 4 | Method of and apparatus for aerial transportation |
| 25 | B186,082 | 1921 | March | 24 | Improvements in the construction of steam and gas turbines |
| 26 | B186,083 | 1921 | March | 24 | Improved method of and apparatus for the economic transportation of energy of steam turbines |
| 27 | B186,084 | 1921 | March | 24 | Improved process of and apparatus for deriving motive power from steam |
| 28 | B186,799 | 1921 | September | 2 | Process for and apparatus for balancing rotating machine parts |
Copyrighted 1997 & 1998© All Rights Reserved
Patents Arranged in Patent Grant Date Order:
| # | Patent | Year | Month | Day | Title |
| 1 | C24,033 | 1886 | April | 27 | Dynamo Electric Machine |
| 2 | C29,537 | 1888 | May | 1 | Method & App. for the Electrical Transmission of Power |
| 3 | C30,172 | 1888 | May | 1 | Method & App. for Converting & Distributing Electric Currents |
| 4 | C33,317 | 1889 | December | 19 | Method & App. for Converting Alternating into Direct Currents |
| 5 | C135,174 | 1911 | August | 22 | Fluid Propulsion |
| 6 | C142,352 | 1912 | August | 13 | Electrical Energy Transmission |
Patents Arranged in Patent Grant Date Order:
| # | Patent | Year | Month | Day | Title |
| 1 | 334,823 | 1886 | January | 26 | Commutator for Dynamo Electric Machines |
| 2 | 335,786 | 1886 | February | 9 | Electric Arc Lamp |
| 3 | 335,787 | 1886 | February | 9 | Electric Arc Lamp |
| 4 | 336,961 | 1886 | March | 2 | Regulator for Dynamo Electric Machines |
| 5 | 336,962 | 1886 | March | 2 | Regulator for Dynamo Electric Machines |
| 6 | 350,954 | 1886 | October | 19 | Regulator for Dynamo Electric Machines |
| 7 | 359,748 | 1887 | March | 22 | Dynamo Electric Machine |
| 8 | 381,968 | 1888 | May | 1 | Electro Magnetic Motor |
| 9 | 381,969 | 1888 | May | 1 | Electro Magnetic Motor |
| 10 | 381,970 | 1888 | May | 1 | System of Electrical Distribution |
| 11 | 382,279 | 1888 | May | 1 | Electro Magnetic Motor |
| 12 | 382,280 | 1888 | May | 1 | Electrical Transmission of Power |
| 13 | 382,281 | 1888 | May | 1 | Electrical Transmission of Power |
| 14 | 382,282 | 1888 | May | 1 | Method of Converting and Distributing Electric Currents |
| 15 | 382,845 | 1888 | May | 15 | Commutator for Dynamo Electric Machines |
| 16 | 390,413 | 1888 | October | 2 | System of Electrical Distribution |
| 17 | 390,414 | 1888 | October | 2 | Dynamo Electric Machine |
| 18 | 390,415 | 1888 | October | 2 | Dynamo Electric Machine or Motor |
| 19 | 390,721 | 1888 | October | 9 | Dynamo Electric Machine |
| 20 | 390,820 | 1888 | October | 9 | Regulator for Alternate Current Motors |
| 21 | 396,121 | 1889 | January | 15 | Thermo Magnetic Motor |
| 22 | 401,520 | 1889 | April | 16 | Method of Operating Electro Magnetic Motors |
| 23 | 405,858 | 1889 | June | 25 | Electro Magnetic Motor |
| 24 | 405,859 | 1889 | June | 25 | Method of Electrical Power Transmission |
| 25 | 406,968 | 1889 | July | 16 | Dynamo Electric Machine |
| 26 | 413,353 | 1889 | October | 22 | Method of Obtaining Direct from Alternating Currents |
| 27 | 416,191 | 1889 | December | 3 | Electro Magnetic Motor |
| 28 | 416,192 | 1889 | December | 3 | Method of Operating Electro Magnetic Motors |
| 29 | 416,193 | 1889 | December | 3 | Electro Magnetic Motor |
| 30 | 416,194 | 1889 | December | 3 | Electric Motor |
| 31 | 416,195 | 1889 | December | 3 | Electro Magnetic Motor |
| 32 | 417,794 | 1889 | December | 24 | Armature for Electric Machines (A. Schmid & N. Tesla) |
| 33 | 418,248 | 1889 | December | 31 | Electro Magnetic Motor |
| 34 | 424,036 | 1890 | March | 25 | Electro Magnetic Motor |
| 35 | 428,057 | 1890 | May | 13 | Pyromagneto Electric Generator |
| 36 | 433,700 | 1890 | August | 5 | Alternating Current Electro Magnetic Motor |
| 37 | 433,701 | 1890 | August | 5 | Alternating Current Motor |
| 38 | 433,702 | 1890 | August | 5 | Electrical Transformer or Induction Device |
| 39 | 433,703 | 1890 | August | 5 | Electro Magnetic Motor |
| 40 | 445,207 | 1891 | January | 27 | Electro Magnetic Motor |
| 41 | 447,920 | 1891 | March | 10 | Method of Operating Arc Lamps |
| 42 | 447,921 | 1891 | March | 10 | Alternating Electric Current Generator |
| 43 | 454,622 | 1891 | June | 23 | System of Electric Lighting |
| 44 | 455,067 | 1891 | June | 30 | Electro Magnetic Motor |
| 45 | 455,068 | 1891 | June | 30 | Electrical Meter |
| 46 | 455,069 | 1891 | June | 30 | Electric Incandescent Lamp |
| 47 | 459,772 | 1891 | September | 22 | Electro Magnetic Motor |
| 48 | 462,418 | 1891 | November | 3 | Method of and Apparatus for Electrical Conversion and Distribution |
| 49 | 464,666 | 1891 | December | 8 | Electro Magnetic Motor |
| 50 | 464,667 | 1891 | December | 8 | Electrical Condenser |
| 51 | 487,796 | 1892 | December | 13 | System of Electrical Transmission of Power |
| 52 | 511,559 | 1893 | December | 26 | Electrical Transmission of Power |
| 53 | 511,560 | 1893 | December | 26 | System of Electrical Power Transmission |
| 54 | 511,915 | 1894 | January | 2 | Electrical Transmission of Power |
| 55 | 511,916 | 1894 | January | 2 | Electric Generator |
| 56 | 512,340 | 1894 | January | 9 | Coil for Electro Magnets |
| 57 | 514,167 | 1894 | February | 6 | Electrical Conductor |
| 58 | 514,168 | 1894 | February | 6 | Means for Generating Electric Currents |
| 59 | 514,169 | 1894 | February | 6 | Reciprocating Engine |
| 60 | 514,170 | 1894 | February | 6 | Incandescent Electric Light |
| 61 | 514,972 | 1894 | February | 20 | Electric Railway System |
| 62 | 514,973 | 1894 | February | 20 | Electrical Meter |
| 63 | 517,900 | 1894 | April | 10 | Steam Engine |
| 64 | 524,426 | 1894 | August | 14 | Electromagnetic Motor |
| 65 | 555,190 | 1896 | February | 25 | Alternating Motor |
| 66 | 567,818 | 1896 | September | 15 | Electrical Condenser |
| 67 | 568,176 | 1896 | September | 22 | Apparatus for Producing Electric Currents of High Frequency and Potential |
| 68 | 568,177 | 1896 | September | 22 | Apparatus for Producing Ozone |
| 69 | 568,178 | 1896 | September | 22 | Method of Regulating Apparatus for Producing Currents of High Frequency |
| 70 | 568,179 | 1896 | September | 22 | Method of and Apparatus for Producing Currents of High Frequency |
| 71 | 568,180 | 1896 | September | 22 | Apparatus for Producing Electrical Currents of High Frequency |
| 72 | 577,670 | 1897 | February | 23 | Apparatus for Producing Electric Currents of High Frequency |
| 73 | 577,671 | 1897 | February | 23 | Manufacture of Electrical Condensers, Coils, &c |
| 74 | 583,953 | 1897 | June | 8 | Apparatus for Producing Currents of High Frequency |
| 75 | 593,138 | 1897 | November | 2 | Electrical Transformer |
| 76 | 609,245 | 1898 | August | 16 | Electrical Circuit Controller |
| 77 | 609,246 | 1898 | August | 16 | Electric Circuit Controller |
| 78 | 609,247 | 1898 | August | 16 | Electric Circuit Controller |
| 79 | 609,248 | 1898 | August | 16 | Electric Circuit Controller |
| 80 | 609,249 | 1898 | August | 16 | Electric Circuit Controller |
| 81 | 609,250 | 1898 | August | 16 | Electrical Ignitor for Gas Engines |
| 82 | 609,251 | 1898 | August | 16 | Electric Circuit Controller |
| 83 | 611,719 | 1898 | October | 4 | Electrical Circuit Controller |
| 84 | 613,735 | 1898 | November | 8 | Electric Circuit Controller |
| 85 | 613,809 | 1898 | November | 8 | Method of and Apparatus for Controlling Mechanism of Moving Vessels or Vehicles |
| 86 | 645,576 | 1900 | March | 20 | System of Transmission of Electrical Energy |
| 87 | 649,621 | 1900 | May | 15 | Apparatus for Transmission of Electrical Energy |
| 88 | 655,838 | 1900 | August | 14 | Method of Insulating Electric Conductors |
| 89 | 11,865 reissue | 1900 | October | 23 | Method of Insulating Electric Conductors |
| 90 | 685,012 | 1901 | October | 22 | Means for Increasing the Intensity of Electrical Oscillations |
| 91 | 685,953 | 1901 | November | 5 | Method of Intensifying and Utilizing Effects Transmitted Through Natural Media |
| 92 | 685,954 | 1901 | November | 5 | Method of Utilizing Effects Transmitted Through Natural Media |
| 93 | 685,955 | 1901 | November | 5 | Apparatus for Utilizing Effects Transmitted From a Distance to a Receiving Device Through Natural Media |
| 94 | 685,956 | 1901 | November | 5 | Apparatus for Utilizing Effects Transmitted Through Natural Media |
| 95 | 685,957 | 1901 | November | 5 | Apparatus for the Utilization of Radiant Energy |
| 96 | 685,958 | 1901 | November | 5 | Method of Utilizing Radiant Energy |
| 97 | 723,188 | 1903 | March | 17 | Method of Signaling |
| 98 | 725,605 | 1903 | April | 14 | System of Signaling |
| 99 | 787,412 | 1905 | April | 18 | Art of Transmitting Electrical Energy Through the Natural Mediums |
| 100 | 1,061,142 | 1913 | April | 29 | Fluid Propulsion |
| 101 | 1,061,206 | 1913 | May | 6 | Turbine |
| 102 | 1,113,716 | 1914 | October | 13 | Fountain |
| 103 | 1,119,732 | 1914 | December | 1 | Apparatus for Transmitting Electrical Energy |
| 104 | 1,209,359 | 1916 | December | 19 | Speed Indicator |
| 105 | 1,266,175 | 1918 | May | 14 | Lightning Protector |
| 106 | 1,274,816 | 1918 | August | 6 | Speed Indicator |
| 107 | 1,314,718 | 1919 | September | 2 | Ship's Log |
| 108 | 1,329,559 | 1920 | February | 3 | Valvular Conduit |
| 109 | 1,365,547 | 1921 | January | 11 | Flow Meter |
| 110 | 1,402,025 | 1922 | January | 3 | Frequency Meter |
| 111 | 1,655,113 | 1928 | January | 3 | Method of Aerial Transportation |
| 112 | 1,655,114 | 1928 | January | 3 | Apparatus for Aerial Transportation |
Last Modified: October 3rd, 2000