Drilldown: Patents

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Patents > Office : DE or DK or FR & Related to aircraft: Yes & IPCs : IPC A63H27/127 or IPC B64B1/00 or IPC B64C17/00

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Tech fields:
stability (167) · LTA (163) · airplane (155) · automatic stability (103) · design (78) · frame (68) · aerodynamics (54) · control (49) · construction (46) · wings (41) · navigation (41) · propulsion (35) · equilibrium (30) · balloon (28) · subsystem (26) · dirigible (24) · Airship (23) · propellers (21) · hybrid (20) · dirigibles (20)
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Supplementary to patent:
None (244) · Patent ES-1906-38692 (3) · Patent DE-1911-11-16 Otto Albin Budig (3) · Patent DE-1910-04-04 August Wendtland (2) · Patent IT-1913- (2) · Patent IT-1911-06-13 Guido Castagneris (2) · Patent IT-1910-10-17 Carlo Navaro (2) · Patent FR-1914-476300 (2) · Patent FR-1912-450608 (2) · Patent FR-1912-442419 (2) · Patent FR-1909-408872 (2) · Patent FR-1909-401348 (2) · Patent FR-1907-382794 (2) · Patent FR-1902-317598 (2) · Patent FR-1910-423998 (2)
Related to aircraft: (Click arrow to add another value)
Patent agent:
None (139) · Armengaud jeune (33) · Lavoix et Mosès (10) · Boramé et Julien (8) · E. Blétry (8) · Dom. Casalonga (7) · C. Blétry (7) · J. Bonnet-Thirion (7) · Hippolyte Josse (7) · None (7) · Brandon frères (7) · Charles Dony (7) · C. Baumann (6) · Chassevent (6) · G. Petiau (6) · J. Germain (6)
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Citations from after 1930:
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