Drilldown: Patents

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Patents > Grant date: 1920 - 1929 & Number of claims: 3

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Office:
Inventors:
None (15) · Ernst Heinkel (4) · John Edward Thompson (3) · Anton Flettner (2) · Hans Josef Goebbel (2) · Jacob Knappich (2) · Claudius Dornier (2) · Raimund Nimfuehr (2) · Walter George Tarrant‎ (2)
Inventor country:
Applicant person:
None (17) · Ernst Heinkel (4) · John Edward Thompson (3) · Walter George Tarrant‎ (2) · Jacob Knappich (2) · Anton Flettner (2) · Raimund Nimfuehr (2) · Claudius Dornier (2) · Hans Josef Goebbel (2)
Applicant is inventor:
Tech fields:
airplane (33) · frame (15) · design (14) · wings (13) · None (7) · Control (6) · construction (6) · propellers (6) · fuselage (6) · biplane (5) · propulsion (5) · subsystem (5) · motors (4) · military (4) · piloting (3) · airfoil (3)
Full specification filed date:
Application number:
None (26)
Grant date:
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Related to aircraft:
CPCs:
None (20) · CPC B64C3/00 (8) · CPC B64C13/00 (3) · CPC B64C2700/6235 (3) · CPC B64C3/56 (3) · CPC B64C39/00 (2) · CPC B64C27/04 (2) · CPC B64C2700/6295 (2) · CPC B64C3/385 (2) · CPC B64C1/00 (2) · CPC B64C11/36 (2) · CPC B64C2001/0081 (2) · CPC B64C3/26 (2)
First filing:
Cites these patents:
Citations from after 1930:
Number of text pages:
Number of claims:
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