Drilldown: Patents

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Patents > Family year: 1908 & First filing: Yes & Cites these patents: None

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Tech fields:
None (97) · airplane (72) · propulsion (65) · LTA (58) · navigation (49) · stability (48) · frame (33) · wings (31) · design (30) · propeller (27) · control (26) · propellers (21) · rudder (19) · Lift (18) · aerodynamics (18) · helicopter (17) · subsystem (16) · safety (15) · airfoil (14)
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None (191) · Armengaud jeune (12) · Weismann et Marx (10) · None (9) · Munn & Co. (7) · Boramé et Julien (6) · G. de Mestral et F. Harlé (6) · J. Bonnet-Thirion (6) · Marks & Clerk (5) · E. Bletry (5) · Chassevent (5) · Brierley & Howard (5) · H. Elluin (4) · Hippolyte Josse (3) · Lavoix et Mosès (3) · C. Blétry (3) · J. Germain (3) · Abel & Imray (3)
National tech categories:
None (127) · FR 6.4 (99) · USPC 244/80 (8) · USPC 244/6 (7) · USPC 244/22 (6) · USPC 244/30 (6) · USPC 244/35R (5) · MX F. III (5) · USPC 244/90R (5) · USPC 244/20 (4) · DE 77h.15 (4) · USPC 244/48 (4)
IPCs:
None (193) · IPC B64C39/00 (30) · IPC B64B1/00 (25) · IPC B64C33/02 (10) · IPC B64C11/00 (10) · IPC B64C23/00 (10) · IPC B64C17/00 (8) · IPC B64C27/04 (8) · IPC B64B1/62 (7) · IPC B64C13/00 (7) · IPC B64C1/00 (6) · IPC B64C3/38 (6) · IPC B64B1/58 (5) · IPC B64C29/00 (5) · IPC B64C3/00 (4) · IPC B64C33/00 (4) · IPC B64C3/42 (3)
CPCs:
None (99) · CPC B64B1/00 (25) · CPC B64C39/00 (19) · CPC B64C23/005 (18) · CPC B64C33/02 (17) · CPC B64C11/006 (16) · CPC B64C2700/6295 (15) · CPC B64C17/00 (15) · CPC B64B1/62 (11) · CPC B64C39/005 (10) · CPC B64C13/00 (9) · CPC B64C2700/6281 (8) · CPC B64C2700/6274 (7) · CPC B64C3/385 (7) · CPC B64C2700/6256 (6) · CPC B64C29/0025 (6) · CPC B64B1/58 (6) · CPC B64C3/14 (5)
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