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Patents > Tech fields : frame or navigation or railroad

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Inventor country:
US (656) · FR (534) · DE (370) · GB (230) · None (150) · IT (74) · AT (68) · CH (49) · AU (38) · HU (36) · BE (25) · CA (25) · RU (23) · AH (18) · ES (18) · NL (16) · Poland (13)
Applicant firm:
None (2127) · Jacob Lohner & Co. (19) · Rumpler-Werke G.m.b.H. in Berlin-Johannisthal (14) · E. Rumpler Luftfahrzeugbau G.m.b.H. (10) · Motorluftschiff Studiengesellschaft m.b.H (8) · Sperry Gyroscope Company (8) · Siemens-Schuckert Werke GmbH (8) · Tarbox Safety Aircraft Company (7) · Aéroplanes Morane-Saulnier (6) · Luft Fahrzeug G.m.b.H. (6) · Rumpler-Werke A.-G. in Berlin-Johannisthal (5) · Aktiebolaget Aviatorer (5) · Curtiss Aeroplane (4) · Allgemeine Elektricitäts-Gesellschaft (4) · Luft-Verkehrs-Gesellschaft m.b.H. (4) · Société Antoinette (4) · Luftschiffbau Schütte-Lanz (4) · Deutsche Flugzeug-Werke G. m. b. H. (4) · British and Colonial Aeroplane Co. (4)
Applicant is inventor:
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Application number:
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Related to aircraft:
Assigned to:
None (2260) · 1 (6) · Sperry Gyroscope Company (6) · Tarbox Safety Aircraft Company (4) · Moteurs Salmson (3) · Curtiss Aeroplane and Motor Corporation (3) · Siemens-Schuckert Werke GmbH (3) · (1/4) (2) · Société Antoinette (2) · International Aeronautical Construction Company (2) · Westinghouse Electric & Manufacturing Company (2) · General Electric Company (2)
IPCs:
None (1430) · IPC B64B1/00 (134) · IPC B64C39/00 (77) · IPC B64C3/00 (49) · IPC B64C1/00 (43) · IPC B64B1/58 (40) · IPC B64C17/00 (37) · IPC B64C3/18 (30) · IPC B64C23/00 (30) · IPC B64C33/02 (29) · IPC B64C25/00 (26) · IPC B64C3/38 (23) · IPC B64C35/00 (21) · IPC B64C33/00 (18) · IPC B64C13/00 (18) · IPC B64B1/40 (17) · IPC B64B1/62 (15) · IPC B64C11/00 (15)
First filing:
Citations from after 1930:

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