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

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Office:
Inventors:
None (35) · Caspar Braun (6) · Richard Wilcke (6) · Albert Graff (6) · Walter Hermann von Mach (5) · Johannes Schilling (4) · Friedrich von Ehrenberg (4) · Hans Freiherr von Schleinitz (4) · Reinhold Richter (3) · Wilhelm Jacob Hoffmann (3) · Paul Lehmann (3) · Gustav Kerwat (3)
Inventor country: (Click arrow to add another value)
Applicant person:
None (97) · Friedrich von Ehrenberg (4) · Hans Freiherr von Schleinitz (4) · Gustav Kerwat (3) · Johannes Schilling (3) · Paul Lehmann (3) · Richard Wilcke (3) · Motorluftschiff Studiengesellschaft m.b.H (2) · Reinhold Richter (2) · Walter Herrmann von Mach (2) · Hermann Gothan (2) · August Ernst Grimmer (2) · August Schlegelmilch (2) · Philipp Doerhoefer (2) · Albert Graff (2)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (127)
Granted:
Supplementary to patent:
None (130) · Patent DE-1909-Wilcke-Graff (4) · Patent DE-1912-279343 (3) · Patent CH-1909-48028 (3) · Patent DE-1907-194166 (3) · Patent DE-1907-192662 (2) · Patent FR-1902-324521 (2) · Patent DE-1911-263643 (2) · Patent DE-1908-250958 (2) · Patent DE-1908-239989 (2) · Patent DE-1908-221549 (2) · Patent DE-1908-232250 (2) · Patent DE-1895-98580 (2) · Gebrauchsmuster DE-1908-359885 (2) · Patent 1907-09-03 Siemens-Schuckert Werke GmbH (2) · Gebrauchsmuster DE-1908-359884 (2) · Gebrauchsmuster DE-1908-359886 (2)
Related to aircraft:
Patent agent:
None (125) · Herbert Haddan & Co. (5) · Marks & Clerk (4) · L. Chassevent (3) · Edward Evans & Co. (3) · C. Baumann (3) · W. P. Thompson & Co. (3) · Brandon frères (2) · H. Bœttcher fils (2) · Carl Tewes (2)
National tech categories:
None (43) · FR 6.4 (26) · DE 77 (18) · DE 77h.15 (12) · HU V/h (8) · DE 77h.5 (8) · DE 77h (7) · AT 77d (6) · GB 4 propel & steer (4) · DK 77 (4) · DE 77h.6 (4) · DE 77h.3 (3) · FR 7.3 (2) · DE 77h.4 (2) · GB 4 with buoyant (2) · DE 42c.6 (2) · DE 42c.41 (2)
IPCs:
None (89) · IPC B64B1/00 (15) · IPC B64B1/62 (9) · IPC B64B1/58 (7) · IPC B64C3/38 (3) · IPC B64C23/00 (3) · IPC B64B1/66 (3) · IPC B64B1/40 (3) · IPC B64B1/60 (3) · IPC B64C3/52 (2) · IPC G01C9/00 (2) · IPC B64C33/02 (2) · IPC B64C35/00 (2) · IPC B64C19/00 (2) · IPC B64C1/00 (2) · IPC CPC B64C13/00 (2)
CPCs:
None (81) · CPC B64B1/00 (15) · CPC B64B1/62 (11) · CPC B64B1/58 (9) · CPC B64C13/00 (6) · CPC B64C3/385 (5) · CPC B64C17/00 (4) · CPC B64C33/02 (4) · CPC B64C23/005 (3) · CPC B64B1/12 (3) · CPC B64B1/40 (3) · CPC B64B1/66 (3) · CPC B64C3/52 (2) · CPC B64C2700/6295 (2) · CPC B64C2700/6256 (2) · CPC B64F2700/6219 (2) · CPC B64B1/005 (2) · CPC B64C35/00 (2) · CPC B64C11/006 (2) · CPC G01C9/005 (2)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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