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Patents > Tech fields : navigation or propeller shaft or propellers

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Inventor country:
FR (778) · US (455) · DE (242) · GB (175) · None (146) · BE (81) · HU (68) · AT (65) · IT (42) · CH (29) · CA (21) · AH (16) · AU (15) · RO (15) · ES (14) · RU (10) · NL (9) · BR (8) · MX (8) · Poland (8)
Applicant firm:
None (2024) · A. Wunderlich & Cie, Ingénieurs-Conseils (36) · Sperry Gyroscope Company (8) · Motorluftschiff Studiengesellschaft m.b.H (8) · British and Colonial Aeroplane Co. (6) · Daimler Motoren-Gesellschaft (5) · Ateliers d'aviation Louis Bréguet (4) · Tarbox Safety Aircraft Company (4) · Jacob Lohner & Co. (4) · Société Anonyme des Établissements Nieuport (4) · E. Rumpler Luftfahrzeugbau G.m.b.H. (4) · Siemens-Schuckert Werke GmbH (4) · Aéroplanes Morane-Saulnier (4) · Société Antoinette (3) · Borrmann and Kaerting (3) · Westinghouse Electric & Manufacturing Company (3)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Application number:
Granted:
Related to aircraft:
Assigned to:
None (2117) · Sperry Gyroscope Company (6) · 1 (5) · Tarbox Safety Aircraft Company (4) · Westinghouse Electric & Manufacturing Company (3) · Société Antoinette (2) · International Aeronautical Construction Company (2)
IPCs:
None (1224) · IPC B64B1/00 (91) · IPC B64C39/00 (91) · IPC B64C11/00 (77) · IPC B64C23/00 (37) · IPC B64C1/00 (29) · IPC B64C33/02 (28) · IPC B64C17/00 (26) · IPC B63H1/12 (26) · IPC B64C11/04 (24) · IPC B64C27/04 (23) · IPC B64C11/20 (23) · IPC B64C11/16 (22) · IPC B64C3/38 (21) · IPC B64B1/58 (21) · IPC CPC B64C13/00 (18) · IPC B64C13/00 (18) · IPC B64B1/62 (15) · IPC B64D35/04 (14) · IPC B64B1/40 (14)
First filing:
Cites these patents:
None (2157) · 1 (4) · 0 (3) · Patent AT-1909-47911 (2) · Patent DE-1910-236694 (2) · Patent FR-1911-438363 (2)
Citations from after 1930:
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