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Patents > Office : BE or CH or NO

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Office: (Click arrow to add another value)
Applicant is inventor:
Tech fields:
Airplane (230) · LTA (120) · design (119) · propellers (118) · propulsion (85) · frame (69) · hybrid (67) · Stability (67) · wings (58) · control (47) · Aerodynamics (43) · construction (40) · None (38) · subsystem (38) · navigation (29) · lift (29) · rudder (27) · sustentation (26) · propeller (22) · Steering (22)
Full specification filed date:
Granted:
Supplementary to patent:
None (342) · Patent BE-1909-214032 (33) · Patent BE-1907-199348 (15) · Patent BE-1907-197626 (3) · Patent BE-1913-255172 (3) · Patent FR-1911-430455 (3)
Related to aircraft:
Patent agent:
None (195) · A. Wunderlich & Cie, Ingénieurs-Conseils (57) · E. Blum & Co. (23) · Raclot (22) · Duvinage (21) · E. Imer-Schneider (17) · J. Gevers (16) · A. Ritter (15) · Kirkpatrick (12) · De Visscher et Graetz (11) · H. Kirchhofer (10) · E. et G. Bede (9) · Biebuyck (8) · Wilhelm Reinhard (8) · Raclot et Cie (6) · Gernaert (5) · Fritz Isler (5)
Assigned to:
National tech categories:
BE K (324) · None (79) · CH 129b (60) · CH 115 (25) · CH 129a (14) · CH 129c (11) · CH 96g (3) · CH 128c (3) · CH 129e (2) · CH 54f (2) · CH 126b (2) · CH 95 (2) · CH 12 (2) · BE L (2)
IPCs:
None (519) · IPC B64C19/00 (4) · IPC B64C11/00 (4) · IPC F24F7/02 (2) · IPC F22D11/02 (2) · IPC F16F9/348 (2) · IPC F16F9/34 (2) · IPC F16F9/32 (2) · IPC F16F9/06 (2) · IPC F16C17/10 (2) · IPC F02K1/36 (2) · IPC F02K1/28 (2) · IPC B64C9/00 (2) · IPC B64C23/00 (2) · IPC B64C29/00 (2) · IPC G05D1/08 (2) · IPC B64C11/16 (2) · IPC B22D33/00 (2)
First filing:
Cites these patents:
Citations from after 1930:
Number of diagram pages:

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