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Patents > Inventor country: DE & Tech fields : lift or navigation

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Office:
Inventors:
None (27) · Richard Wilcke (6) · Albert Graff (6) · Max Richter (4) · Julius Hermann Carl Gebauer (4) · Heinrich Noll (4) · Hanns Pippart (4) · August Wendtland (3) · Paul Lehmann (3) · Gustav Kerwat (3) · Edward Dulier (3) · Wilhelm Jacob Hoffmann (3)
Inventor country: (Click arrow to add another value)
Applicant person:
None (72) · Max Richter (4) · Heinrich Noll (4) · Julius Hermann Carl Gebauer (4) · Hanns Pippart (4) · Gustav Kerwat (3) · Edward Dulier (3) · Richard Wilcke (3) · Paul Lehmann (3) · Anton Flettner (2) · Arkady Iospé (2) · Albert Graff (2) · August Schlegelmilch (2) · August Wendtland (2) · Robert Strehlau (2) · Detlev Zickler (2)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (97)
Granted:
Supplementary to patent:
None (113) · Patent DE-1909-Wilcke-Graff (4) · Patent FR-1909-410848 (3) · Patent DE-1907-194166 (3) · Patent 1907-09-03 Siemens-Schuckert Werke GmbH (2) · Patent DE-1911-263643 (2) · Patent FR-1912-441585 (2) · Patent DE-1895-98580 (2) · Patent DE-1910-04-04 August Wendtland (2) · Patent FR-1902-324521 (2) · Patent DE-1908-232250 (2) · Patent DE-1908-239989 (2)
Related to aircraft:
Patent agent:
None (103) · E. Blétry (5) · Armengaud jeune (3) · Marks & Clerk (3) · Brandon frères (3) · Herbert Haddan & Co. (3) · C. Baumann (2) · Edward Evans & Co. (2) · L. Chassevent (2) · Abel & Imray (2) · Haseltine, Lake & Co. (2) · De Bongé (2) · W. P. Thompson & Co. (2)
National tech categories:
None (34) · FR 6.4 (33) · DE 77 (18) · HU V/h (9) · DE 77h.5 (8) · DK 77 (6) · AT 77d (6) · DE 77h.15 (6) · GB 4 propel & steer (4) · DE 77h (3) · DE 42c.6 (2) · DE 42c.41 (2) · DE 77h.3 (2) · GB 4 with buoyant (2) · DE 77h.6 (2) · CH 129b (2)
IPCs:
None (79) · IPC B64B1/00 (11) · IPC B64C39/00 (6) · IPC B64C3/52 (6) · IPC B64B1/58 (5) · IPC B64B1/62 (5) · IPC B64C23/00 (4) · IPC B64C17/00 (4) · IPC B64C3/38 (4) · IPC B64C1/00 (3) · IPC B64C11/00 (3) · IPC B64B1/40 (3) · IPC CPC B64C13/00 (2) · IPC B64C33/02 (2) · IPC B64C3/54 (2) · IPC G01C9/00 (2) · IPC B64C3/00 (2) · IPC B64C33/00 (2) · IPC B64C19/00 (2)
CPCs:
None (67) · CPC B64B1/00 (13) · CPC B64B1/62 (7) · CPC B64C17/00 (7) · CPC B64C13/00 (7) · CPC B64C2700/6295 (6) · CPC B64C3/52 (6) · CPC B64C39/00 (6) · CPC B64C3/385 (6) · CPC B64B1/58 (5) · CPC B64C33/02 (4) · CPC B64C23/005 (4) · CPC B64C11/006 (3) · CPC B64C2700/6245 (3) · CPC B64B1/40 (3) · CPC B64C2700/6218 (3)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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