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Nikola Tesla Long Patent Title List With Descriptions FBI_File_1 FBI File one on Nikola Tesla released through the Freedom of Information Act (FOIA) FBI_File_2 FBI File two on Nikola Tesla released through the Freedom of Information Act (FOIA) 11,865 October, 23 1900 Method of Insulating Electric Conductors 334,823 January, 26 1886 Commutator for Dynamo Electric Machines 335,786 February, 9 1886 Electric Arc Lamp 335,787 February, 9 1886 Electric Arc Lamp 336,961 March, 2 1886 Regulator for Dynamo Electric Machines 336,962 March, 2 1886 Regulator for Dynamo Electric Machines 350,954 October, 19 1886 Regulator for Dynamo Elecric Machines 359,748 March, 22 1887 Dynamo Electric Machine 381,968 May, 1 1888 Electro Magnetic Motor 381,969 May, 1 1888 Electro Magnetic Motor 381,970 May, 1 1888 System of Electrical Distribution 382,279 May, 1 1888 Electro Magnetic Motor 382,280 May, 1 1888 Electrical Transmission of Power 382,281 May, 1 1888 Electrical Transmission of Power 382,282 May, 1 1888 Method of Converting and Distributing Electric Currents 382,845 May, 15 1888 Commutator for Dynamo Electric Machines 390,413 October, 2 1888 System of Electrical Distribution 390,414 October, 2 1888 Dynamo Electric Machine 390,415 October, 2 1888 Dynamo Electric Machine or Motor 390,721 October, 9 1888 Dynamo Electric Machine 390,820 October, 9 1888 Regulator for Alternate Current Motors 396,121 January, 15 1889 Thermo Magnetic Motor 401,520 April, 16 1889 Method of Operating Electro Magnetic Motors 405,858 June, 25 1889 Electro Magnetic Motor 405,859 June, 25 1889 Method of Electrical Power Transmission 406,968 July, 16 1889 Dynamo Electric Machine 413,353 October, 22 1889 Method of Obtaining Direct from Alternating Currents 416,191 December, 3 1889 Electro Magnetic Motor 416,192 December, 3 1889 Method of Operating Electro Magnetic Motors 416,193 December, 3 1889 Electro Magnetic Motor 416,194 December, 3 1889 Electric Motor 416,195 December, 3 1889 Electro Magnetic Motor 417,794 December, 24 1889 Armature for Electric Machines (A. Schmid & N. Tesla) 418,248 December, 31 1889 Electro Magnetic Motor 424,036 March, 25 1890 Electro Magnetic Motor 428,057 May, 13 1890 Pyromagneto Electric Generator 433,700 August, 5 1890 Alternating Current Electro Magnetic Motor 433,701 August, 5 1890 Alternating Current Motor 433,702 August, 5 1890 Electrical Transformer or Induction Device 433,703 August, 5 1890 Electro Magnetic Motor 445,207 January, 27 1891 Electro Magnetic Motor 447,920 March, 10 1891 Method of Operating Arc Lamps 447,921 March, 10 1891 Alternating Electric Current Generator 454,622 June, 23 1891 System of Electric Lighting 455,067 June, 30 1891 Electro Magnetic Motor 455,068 June, 30 1891 Electrical Meter 455,069 June, 30 1891 Electric Incandescent Lamp 459,772 September, 22 1891 Electro Magnetic Motor 462,418 November, 3 1891 Method of and Apparatus for Electrical Conversion and Distribution 464,666 December, 8 1891 Electro Magnetic Motor 464,667 December, 8 1891 Electrical Condenser 487,796 December, 13 1892 System of Electrical Transmission of Power 511,559 December, 26 1893 Electrical Transmission of Power 511,560 December, 26 1893 System of Electrical Power Transmission 511,915 January, 2 1894 Electrical Transmission of Power 511,916 January, 2 1894 Electric Generator 512,340 January, 9 1894 Coil for Electro Magnets 514,167 February, 6 1894 Electrical Conductor 514,168 February, 6 1894 Means for Generating Electric Currents 514,169 February, 6 1894 Reciprocating Engine 514,170 February, 6 1894 Incandescent Electric Light 514,972 February, 20 1894 Electric Railway System 514,973 February, 20 1894 Electrical Meter 517,900 April, 10 1894 Steam Engine 524,426 August, 14 1894 Electromagnetic Motor 555,190 February, 25 1896 Alternating Motor 567,818 September, 15 1896 Electrical Condenser 568,176 September, 22 1896 Apparatus for Producing Electric Currents of High Frequency and Potential 568,177 September, 22 1896 Apparatus for Producing Ozone 568,178 September, 22 1896 Method of Regulating Apparatus for Producing Currents of High Frequency 568,179 September, 22 1896 Method of and Apparatus for Producing Currents of High Frequency 568,180 September, 22 1896 Apparatus for Producing Electrical Currents of High Frequency 577,670 February, 23 1897 Apparatus for Producing Electric Currents of High Frequency 577,671 February, 23 1897 Manufacture of Electrical Condensers, Coils 583,953 June, 8 1897 Apparatus for Producing Currents of High Frequency 593,138 November, 2 1897 Electrical Transformer 609,245 August, 16 1898 Electrical Circuit Controller 609,246 August, 16 1898 Electric Circuit Controller 609,247 August, 16 1898 Electric Circuit Controller 609,248 August, 16 1898 Electric Circuit Controller 609,249 August, 16 1898 Electric Circuit Controller 609,250 August, 16 1898 Electrical Igniter for Gas Engines 609,251 August, 16 1898 Electric Circuit Controller 611,719 October, 4 1898 Electrical Circuit Controller 613,735 November, 8 1898 Electric Circuit Controller 613,809 November, 8 1898 Method of and Apparatus for Controlling Mechansim of Moving Vessels or Vehicles 645,576 March, 20 1900 System of Transmission of Electrical Energy 649,621 May, 15 1900 Apparatus for Transmission of Electrical Energy 655,838 August, 14 1900 Method of Insulating Electric Conductors 685,012 October, 22 1901 Means for Increasing the Intensity of Electrical Oscillations 685,953 November, 5 1901 Method of Intensifying and Utilizing Effects Transmitted Through Natural Media 685,954 November, 5 1901 Method of Utilizing Effects Transmitted Through Natural Media 685,955 November, 5 1901 Apparatus for Utilizing Effects Transmitted From a Distance to a Receiving Device Through Natural Media 685,956 November, 5 1901 Apparatus for Utilizing Effects Transmitted Through Natural Media 685,957 November, 5 1901 Apparatus for the Utilization of Radiant Energy 685,958 November, 5 1901 Method of Utilizing Radiant Energy 723,188 March, 17 1903 Method of Signaling 725,605 April, 14 1903 System of Signaling 787,412 April, 18 1905 Art of Transmitting Electrical Energy Through the Natural Mediums 1,061,142 April, 29 1913 Fluid Propulsion 1,061,206 May, 6 1913 Turbine 1,113,716 October, 13 1914 Fountain 1,119,732 December, 1 1914 Apparatus for Transmitting Electrical Energy 1,209,359 December, 19 1916 Speed Indicator 1,266,175 May, 14 1918 Lightning Protector 1,274,816 August, 6 1918 Speed Indicator 1,314,718 September, 2 1919 Ship's Log 1,329,559 February, 3 1920 Valvular Conduit 1,365,547 January, 11 1921 Flow Meter 1,402,025 January, 3 1922 Frequency Meter 1,655,113 January, 3 1928 Method of Aerial Transportation 1,655,114 January, 3 1928 Apparatus for Aerial Transportation Tesla Home Descriptive List   FBI_File_1   FBI_File_2   11,865   334,823   335,786   335,787   336,961   336,962   350,954   359,748   381,968   381,969   381,970   382,279   382,280   382,281   382,282   382,845   390,413   390,414   390,415   390,721   390,820   396,121   401,520   405,858   405,859   406,968   413,353   416,191   416,192   416,193   416,194   416,195   417,794   418,248   424,036   428,057   433,700   433,701   433,702   433,703   445,207   447,920   447,921   454,622   455,067   455,068   455,069   459,772   462,418   464,666   464,667   487,796   511,559   511,560   511,915   511,916   512,340   514,167   514,168   514,169   514,170   514,972   514,973   517,900   524,426   555,190   567,818   568,176   568,177   568,178   568,179   568,180   577,670   577,671   583,953   593,138   609,245   609,246   609,247   609,248   609,249   609,250   609,251   611,719   613,735   613,809   645,576   649,621   655,838   685,012   685,953   685,954   685,955   685,956   685,957   685,958   723,188   725,605   787,412   1,061,142   1,061,206   1,113,716   1,119,732   1,209,359   1,266,175   1,274,816   1,314,718   1,329,559   1,365,547   1,402,025   1,655,113   1,655,114

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