Drilldown: Patents

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Patents > Inventor country : DE or IT or RO & Applicant person: None & Applicant type: INDIV & IPCs : IPC B64C11/00 or IPC B64C3/00 or None

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Office:
Inventors:
None (12) · Richard Wilcke (9) · Albert Graff (9) · Hermann Ruthenberg (6) · Gaetano Arturo Crocco (5) · Caspar Braun (5) · Ottavio Ricaldoni (5) · Ramiro de Palacios (3) · Oskar Ursinus (3) · Wilhelm Goetjes (3) · August von Parseval (3) · Carl Dippel (3)
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Applicant is inventor:
Tech fields:
LTA (53) · propeller (31) · balloon (24) · frame (24) · airplane (24) · propulsion (23) · subsystem (19) · car (18) · stability (18) · navigation (15) · gas (13) · whole (13) · None (11) · electricity (10) · kite (10) · captive (9) · safety (9) · marine (8)
Full specification filed date:
Granted:
Supplementary to patent:
None (114) · Patent DE-1894-83896 (3) · Patent DE-1909-232158 (3) · Patent DE-1913-287314 (2) · Patent IT-1908-98601 (2) · Patent IT-1907-87304 (2) · Patent DE-1909-227246 (2)
Related to aircraft:
National tech categories:
None (41) · DE 77h (17) · AT 77d (16) · DE 77 (13) · IT 8 (9) · DE 77h.6 (6) · DE 77h.5 (5) · GB 4 propel & steer (4) · FR 6.4 (4) · DK 77 (4) · DE 77h.3 (3) · GB 4 without buoyant (3) · DE 77h.9 (3) · CH 115 (3) · GB 4 with buoyant (2) · DE 77h.7 (2) · DE 77h.4 (2)
IPCs: (Click arrow to add another value)
First filing:
Cites these patents:
Citations from after 1930:
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