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Patents > Tech fields : control or navigation & Number of text pages: 2-8

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Inventor country:
FR (375) · US (330) · GB (141) · DE (137) · AT (31) · CH (27) · IT (25) · HU (20) · CA (15) · None (14) · AU (14) · BE (12) · AH (8) · NL (7) · RU (7) · RO (7) · NZ (6)
Applicant firm:
None (1077) · Sperry Gyroscope Company (7) · Jacob Lohner & Co. (5) · Blackburn Aeroplane and Motor Co. (5) · E. Rumpler Luftfahrzeugbau G.m.b.H. (4) · Aéroplanes Morane-Saulnier (4) · Société Anonyme des Établissements Nieuport (4) · British and Colonial Aeroplane Co. (4) · Curtiss Aeroplane (4) · Motorluftschiff Studiengesellschaft m.b.H (3) · Grand Rapids Trust Company (3) · Siemens-Schuckert Werke GmbH (3)
Applicant is inventor:
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Application number:
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Related to aircraft:
Assigned to:
None (1122) · Sperry Gyroscope Company (6) · Wright Company (2)
IPCs:
None (452) · IPC B64C17/00 (81) · IPC B64C13/00 (74) · IPC B64B1/00 (62) · IPC B64C39/00 (61) · IPC B64C1/00 (59) · IPC B64C3/38 (34) · IPC B64C33/02 (24) · IPC B64C23/00 (23) · IPC B64B1/58 (19) · IPC B64C13/04 (17) · IPC CPC B64C13/00 (17) · IPC B64C13/12 (16) · IPC B64C3/52 (14) · IPC B64C3/00 (13) · IPC B64C3/54 (12) · IPC B64C13/02 (11) · IPC B64C11/00 (11) · IPC B64C33/00 (11) · IPC B64B1/40 (9)
First filing:
Citations from after 1930:
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