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Patents > Tech fields : Motors or marine or rudder

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Inventor country:
US (384) · FR (348) · DE (117) · GB (89) · None (49) · AT (32) · IT (24) · BE (22) · HU (18) · CA (15) · RU (15) · AU (15) · CH (13) · NZ (7) · RO (7) · AH (7) · SE (7) · AR (5) · ES (5)
Applicant firm:
None (1054) · Société Anonyme des Constructions Aériennes Rossel-Peugeot (11) · Motorluftschiff Studiengesellschaft m.b.H (7) · British and Colonial Aeroplane Co. (6) · E. Rumpler Luftfahrzeugbau G.m.b.H. (4) · Jacob Lohner & Co. (4) · Société Antoinette (3) · Aéroplanes Morane-Saulnier (3) · Curtiss Aeroplane (3) · Curtiss Aeroplane and Motor Corporation (3)
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Related to aircraft:
Assigned to:
None (1114) · Curtiss Aeroplane and Motor Corporation (2) · Sperry Gyroscope Company (2)
IPCs:
None (643) · IPC B64C39/00 (52) · IPC B64C17/00 (40) · IPC B64C1/00 (34) · IPC B64B1/00 (33) · IPC B64C13/00 (30) · IPC B64C35/00 (25) · IPC B64C11/00 (23) · IPC B64C33/02 (11) · IPC B64D27/00 (10) · IPC B64C23/00 (10) · IPC B64C11/04 (8) · IPC B64C3/00 (8) · IPC B64C3/56 (8) · IPC B64C33/00 (7) · IPC B64B1/40 (7) · IPC B64B1/58 (7)
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Citations from after 1930:
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