Drilldown: Patents

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Patents > National tech categories: None & Number of figures: 2-5

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Inventor country:
US (487) · GB (454) · FR (219) · DE (157) · None (24) · CA (24) · AT (23) · CH (20) · IT (20) · BE (12) · RU (12) · NZ (10) · HU (9) · RO (7) · Prussia (6) · SE (6) · MX (4) · DK (4) · Panama (4) · NO (4)
Applicant firm:
None (1305) · Curtiss Aeroplane (15) · Blackburn Aeroplane and Motor Co. (11) · Vickers Limited (9) · Westinghouse Electric & Manufacturing Company (6) · Varioplane Company (5) · British and Colonial Aeroplane Co. (5) · Société Anonyme des Établissements Nieuport (4) · Siemens-Schuckert-Werke G.m.b.H. (4) · Zeppelin-Werke G.m.b.H. (3) · Tarbox Safety Aircraft Company (3) · Sperry Gyroscope Company (3) · Moteurs Salmson (3) · Jacob Lohner & Co. (3) · Frederick Sage & Company, Limited (3) · Curtiss Aeroplane and Motor Corporation (3) · Luftschiffbau Zeppelin (3)
Applicant is inventor:
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Assigned to:
None (1409) · Westinghouse Electric & Manufacturing Company (5) · Curtiss Aeroplane (5) · Curtiss Aeroplane and Motor Corporation (3) · Sperry Gyroscope Company (3) · Kawneer Manufacturing Company (2) · Moteurs Salmson (2) · Vertical Propeller Co. (2) · Varioplane Company (2) · Rupert G. Bryant (2)
National tech categories: (Click arrow to add another value)
IPCs:
None (640) · IPC B64C39/00 (76) · IPC B64C1/00 (65) · IPC B64C17/00 (62) · IPC B64C13/00 (47) · IPC B64C35/00 (38) · IPC B64B1/00 (31) · IPC B64C11/00 (31) · IPC B64C3/00 (29) · IPC B64C3/38 (27) · IPC B64C23/00 (26) · IPC B64C25/00 (23) · IPC B64C27/04 (17) · IPC B64C11/16 (15) · IPC B64B1/58 (14) · IPC B64C33/02 (13) · IPC B64C33/00 (13) · IPC B64C3/18 (12) · IPC B64C11/20 (12) · IPC B64C17/06 (12)
First filing:
Cites these patents:
None (1446) · Patent GB-1909-3202 (2) · Patent GB-1909-8118 (2)
Citations from after 1930:
Number of text pages:
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