Drilldown: Patents

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Patents > Tech fields : design or navigation & Filing date: 1900 - 1999

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Inventor country:
FR (777) · US (359) · DE (272) · GB (176) · AT (62) · HU (57) · BE (50) · IT (45) · None (31) · CH (25) · CA (19) · AU (19) · RO (16) · RU (15) · AH (11) · ES (10) · SE (10) · Poland (9) · DK (8) · NL (8)
Applicant firm:
None (1754) · British and Colonial Aeroplane Co. (10) · E. Rumpler Luftfahrzeugbau G.m.b.H. (10) · Jacob Lohner & Co. (9) · Sperry Gyroscope Company (8) · Motorluftschiff Studiengesellschaft m.b.H (8) · Siemens-Schuckert Werke GmbH (7) · Société Anonyme des Établissements Nieuport (7) · Aktiebolaget Aviatorer (6) · Rumpler-Werke G.m.b.H. in Berlin-Johannisthal (6) · Alphonse Tellier et Cie (5) · Daimler Motoren-Gesellschaft (5) · Aéroplanes Morane-Saulnier (5) · Allgemeine Elektricitäts-Gesellschaft (4) · Deutsche Flugzeug-Werke G. m. b. H. (4) · AGO Flugzeugwerke G. m. b. H. (4) · Société Anonyme Astra (4) · Tarbox Safety Aircraft Company (4) · Ateliers d'aviation Louis Bréguet (4)
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Assigned to:
None (1915) · Sperry Gyroscope Company (6) · 1 (4) · Tarbox Safety Aircraft Company (4) · Société Antoinette (2) · International Aeronautical Construction Company (2) · Westinghouse Electric & Manufacturing Company (2)
IPCs:
None (824) · IPC B64C39/00 (137) · IPC B64C1/00 (97) · IPC B64B1/00 (92) · IPC B64C17/00 (92) · IPC B64C3/00 (48) · IPC B64C11/00 (41) · IPC B64C3/38 (41) · IPC B64C35/00 (40) · IPC B64C23/00 (40) · IPC B64C33/02 (33) · IPC B64C13/00 (29) · IPC B64B1/58 (25) · IPC B64C3/54 (22) · IPC CPC B64C13/00 (21) · IPC B64C33/00 (20) · IPC B64C25/00 (20) · IPC B64C3/18 (19) · IPC B64C3/52 (18)
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Citations from after 1930:
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