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Patents > Tech fields : hybrid or rudder & Related to aircraft: Yes

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None (262) · Patent BE-1909-214032 (33) · Patent AT-1912-75092 (4) · Patent FR-1908-407090 (4) · Patent US-1903-821393 (3) · Patent FR-1915-478440 (3) · Patent FR-1885-168266 (3) · Patent BE-1913-255172 (3) · Patent FR-1909-399456 (3) · Patent BE-1907-198483 (3)
Related to aircraft: (Click arrow to add another value)
Patent agent:
None (174) · A. Wunderlich & Cie, Ingénieurs-Conseils (30) · Armengaud jeune (18) · None (9) · G. de Mestral et F. Harlé (8) · J. Bonnet-Thirion (6) · Herbert Haddan & Co. (5) · E. Blétry (5) · L. Chassevent (5) · Lavoix et Mosès (5) · Schwab (5) · Boult, Wade & Tennant (4) · H. Bœttcher fils (4) · J. Germain (4) · Marks & Clerk (4) · Charles Dony (4) · Munn & Co. (4) · W. P. Thompson & Co. (4)
National tech categories:
FR 6.4 (141) · None (92) · BE K (51) · FR 6.3 (17) · HU V/h (15) · USPC 244/28 (7) · GB 4 with buoyant (6) · AT 77d (6) · DE 77 (5) · USPC 244/52 (5) · FR 6.2 (5) · USPC 244/90R (4) · DE 77h.5 (4) · USPC 244/30 (4)
IPCs:
None (207) · IPC B64B1/00 (32) · IPC B64C39/00 (21) · IPC B64C23/00 (20) · IPC B64C17/00 (18) · IPC B64C1/00 (16) · IPC B64C27/04 (11) · IPC B64B1/58 (9) · IPC B64C3/56 (7) · IPC B64C33/00 (7) · IPC B64C35/00 (7) · IPC B64C13/00 (7) · IPC B64C25/00 (6) · IPC B64B1/40 (6) · IPC B64C33/02 (6) · IPC B64C27/00 (5)
CPCs:
None (146) · CPC B64B1/00 (39) · CPC B64C23/005 (26) · CPC B64C17/00 (21) · CPC B64C13/00 (21) · CPC B64C2700/6295 (17) · CPC B64C2700/6274 (15) · CPC B64C39/00 (14) · CPC B64B1/58 (10) · CPC B64C33/02 (9) · CPC B64C2700/6218 (9) · CPC B64C27/04 (8) · CPC B64C33/00 (8) · CPC B64C2700/6281 (8) · CPC B64C2700/6256 (8) · CPC B64C3/56 (7) · CPC B64C39/08 (7) · CPC B64C9/00 (7)
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