Drilldown: Patents

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Patents > Tech fields : Stability or rudder & IPCs: None

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None (616) · Patent FR-1912-447782 (7) · Patent NO-1915-12-15 Carl Alfred Johansson (6) · Patent GB-1909-2111 (6) · Patent GB-1909-26034 (6) · Patent GB-1908-4519 (6) · Patent US-1913-04-21 George Raymond Lawrence (6) · Patent BE-1911-05-15 Georges de Bothezat (5) · Patent AU-1911-510 (5) · Patent GB-1903-27212 (5) · Patent FR-1906-363017 (4) · Patent FR-1909-399456 (4) · Patent US-1903-821393 (4) · Patent US-1906-850616 (4) · Patent HU-1901-24148 (4)
Related to aircraft:
Assigned to:
None (824) · Goodyear Tire and Rubber Company (2) · (1/4) (2) · 1 (2)
National tech categories:
None (194) · HU V/h (59) · BE K (51) · AT 77d (36) · FR 6.4 (26) · USPC 244/80 (25) · IT 8 (22) · GB 4 propel & steer (18) · CH 129b (17) · FR 6.3 (16) · GB 4 with buoyant (14) · USPC 244/177 (13) · USPC 244/87 (12) · USPC 244/90R (12) · DK 77 (12) · USPC 244/45R (12) · DE 77 (11) · USPC 244/51 (11)
IPCs: (Click arrow to add another value)
CPCs:
None (466) · CPC B64C17/00 (64) · CPC B64C13/00 (49) · CPC B64C2700/6295 (32) · CPC B64B1/00 (24) · CPC B64C23/005 (21) · CPC B64C33/02 (17) · CPC B64C3/385 (17) · CPC B64C3/14 (14) · CPC B64C39/08 (13) · CPC B64C13/24 (10) · CPC B64C39/005 (10) · CPC B64C9/00 (9) · CPC B64B1/40 (8) · CPC B64C17/06 (7) · CPC B64C2700/6218 (6) · CPC B64C35/00 (5) · CPC B64C39/00 (5)
First filing:
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