Drilldown: Patents

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Patents > Tech fields : Control or subsystem & Number of claims: 2

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Office:
Inventors:
None (12) · Walter George Tarrant (5) · Albert Jouveneau (3) · Eduard Zaparka (3) · Eduard Penkala (3) · Gustav Mees (3) · Joseph Wetterwald (3)
Inventor country:
Applicant person:
None (35) · Walter George Tarrant (5) · Albert Jouveneau (3) · Joseph Wetterwald (3) · Gustav Mees (3) · Eduard Penkala (3) · Severin Schneider (2) · Johann Schütte (2) · Hugo Erdmann (2) · Karl Emich (2) · Louis Blériot (2) · Max Richter (2) · Otto Koch (2) · Jean Georges Ramel (2) · Anton Flettner (2) · Alfréd Budai (2) · Wilfrid Thomas Reid (2)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (58)
Granted:
Supplementary to patent:
None (91) · Patent FR-1909-399456 (2) · Patent FR-1908-396249 (2) · Patent DE-1909-02-25 Hugo Erdmann (2)
Related to aircraft:
Patent agent:
None (69) · Matray frères et Cie (4) · E. Blétry (4) · Marks & Clerk (4) · Herbert Haddan & Co. (3) · Boult, Wade & Tennant (3) · Carpmaels, Radford & Newton (3) · J. G. Lorrain (2) · J. Owden O'Brien (2) · L. Chassevent (2) · Lavoix et Mosès (2) · Lefort (2) · Carl Tewes (2) · None (2) · Armengaud jeune (2) · Boult, Wade, and Tennant (2)
National tech categories:
None (40) · FR 6.4 (27) · HU V/h (22) · AT 77d (13) · DE 77h.5 (7) · NL 62 (3) · GB 4 propel & steer (3)
IPCs:
None (63) · IPC B64C17/00 (14) · IPC B64C1/00 (9) · IPC B64C13/00 (9) · IPC B64C3/38 (5) · IPC B64C33/02 (4) · IPC B64C13/04 (4) · IPC B64C39/00 (3) · IPC B64C11/00 (3) · IPC B64C3/18 (2) · IPC B64C3/54 (2) · IPC B64C23/00 (2) · IPC B64C11/20 (2) · IPC B64C1/06 (2) · IPC CPC B64C13/00 (2)
CPCs:
None (56) · CPC B64C13/00 (15) · CPC B64C17/00 (14) · CPC B64C2700/6256 (7) · CPC B64C2700/6212 (5) · CPC B64C33/02 (4) · CPC B64C2700/6274 (3) · CPC B64C3/385 (3) · CPC B64C1/00 (3) · CPC B64C23/005 (3) · CPC B64C11/006 (3)
First filing:
Citations from after 1930:
Number of text pages:
Number of claims:
Number of diagram pages:

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