Drilldown: Patents

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Patents > Applicant type: INDIV & Patent agent: None & Number of claims: 4-6

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Tech fields:
airplane (127) · frame (86) · stability (83) · design (76) · LTA (65) · propulsion (65) · Propellers (48) · construction (47) · control (46) · navigation (41) · propeller (34) · subsystem (32) · wings (30) · aerodynamics (28) · Airship (28) · whole (27) · rudder (27) · balloon (26) · Automatic stability (25)
Full specification filed date:
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Supplementary to patent:
None (311) · Patent AT-1911-57225 (4) · Patent GB-1909-2111 (4) · Patent GB-1908-4519 (3) · Patent US-1903-821393 (2) · Patent FR-1912-447782 (2) · Patent ES-1911-50083 (2) · Patent GB-1909-26034 (2) · Patent DE-1910-06-18 Carl Hanschke (2) · Patent DE-1907-214228 (2) · Patent DE-1895-98580 (2) · Patent CH-1899-18666 (2) · Patent NO-1915-12-15 Carl Alfred Johansson (2) · Patent DE-1909-220044 (2) · Patent 1915-11-05 Käthe Paulus (2)
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National tech categories:
HU V/h (93) · None (72) · FR 6.4 (37) · AT 77d (24) · DE 77 (11) · DE 77h.5 (9) · DK 77 (9) · USPC 244/80 (7) · USPC 244/30 (6) · FR 6.3 (6) · USPC 244/46 (5) · USPC 244/99 (4)
IPCs:
None (280) · IPC B64B1/00 (23) · IPC B64C39/00 (13) · IPC B64C1/00 (11) · IPC B64C17/00 (10) · IPC B64C13/00 (6) · IPC B64C33/02 (5) · IPC B64C23/00 (4) · IPC B64C11/00 (4) · IPC B64C3/38 (4) · IPC B64C3/00 (4) · IPC B64B1/58 (3) · IPC B64C11/24 (3) · IPC B64C17/06 (3) · IPC B64C31/00 (3) · IPC B64C27/04 (3) · IPC B64C3/14 (3) · IPC B64C33/00 (3)
CPCs:
None (191) · CPC B64B1/00 (24) · CPC B64C17/00 (19) · CPC B64C2700/6295 (13) · CPC B64C13/00 (13) · CPC B64C39/00 (9) · CPC B64C23/005 (9) · CPC B64C33/02 (8) · CPC B64B1/40 (8) · CPC B64C33/00 (6) · CPC B64C3/385 (6) · CPC B64B1/58 (5) · CPC B64C39/005 (4) · CPC B64C35/00 (4) · CPC B64C2201/00 (4) · CPC B64C3/14 (4)
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