Drilldown: Patents

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Patents > Grant date: 1900 - 1999 & Number of figures: 8-50000000

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Inventor country:
US (595) · FR (454) · GB (227) · DE (113) · AT (48) · IT (40) · BE (30) · HU (29) · RU (27) · AU (24) · None (20) · CH (16) · CA (13) · AH (8) · RO (8) · ES (7) · DZ (7) · IE (7) · NL (6) · IN (6)
Applicant firm:
None (1521) · Curtiss Aeroplane (10) · Jacob Lohner & Co. (6) · Sperry Gyroscope Company (6) · Curtiss Aeroplane & Motor Corporation (5) · Sopwith Aviation Company Limited (4) · Macy Engineering Company (4) · British and Colonial Aeroplane Co. (3) · Société anonyme des appareils d'aviation Hanriot (3) · Société Anonyme des Établissements Nieuport (3) · A. Wunderlich & Cie, Ingénieurs-Conseils (3) · Curtiss Motor Company (3) · Tarbox Safety Aircraft Company (3) · Rumpler-Werke G.m.b.H. in Berlin-Johannisthal (3) · Blair Atholl Aeroplane Syndicate (3) · Blackburn Aeroplane and Motor Co. (3)
Applicant is inventor:
Granted:
Assigned to:
None (1586) · 1 (22) · Sperry Gyroscope Company (5) · Curtiss Aeroplane (3) · William Woods Plankinton (2) · Goodyear Tire and Rubber Company (2) · John A. Roebling's Sons (2) · Société Duquesne & Dockès (2) · Curtiss Aeroplane & Motor Corporation (2) · Curtiss Aeroplane and Motor Corporation (2)
IPCs:
None (669) · IPC B64C17/00 (131) · IPC B64C1/00 (121) · IPC B64C39/00 (107) · IPC B64C3/00 (64) · IPC B64B1/00 (54) · IPC B64C33/02 (40) · IPC B64C3/38 (35) · IPC B64C11/00 (32) · IPC B64C23/00 (32) · IPC B64C35/00 (30) · IPC B64C33/00 (23) · IPC B64C13/00 (22) · IPC B64C17/06 (20) · IPC B64C27/04 (20) · IPC B64C3/18 (19) · IPC B64B1/58 (15) · IPC B64C3/56 (15) · IPC B64C25/00 (13) · IPC B64C3/54 (13)
First filing:
Cites these patents:
None (1628) · 1910 (7) · 1909 (4) · 1907 (2) · 1911 (2)
Citations from after 1930:

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