Drilldown: Patents

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Patents > Office : DE or GB or LU or NL & Applicant firm: None & National tech categories : DE 77h.5 or GB 4 motors or USPC 244/45R or USPC 244/80

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Office: (Click arrow to add another value)
Inventors:
Anton Flettner (11) · Ernst Heinkel‎ (9) · None (4) · Robert Esnault-Pelterie (4) · Hiram Stevens Maxim (2) · Jacob Knappich (2) · Karl Ludwig Waldemar Geest (2) · Louis Blériot (2) · Michel Schleiffer (2) · Raimund Nimfuehr (2) · Charles Rudolph Wittemann (2) · René Arnoux (2) · Orville Wright (2) · Alexander Baumann (2) · Anthony Herman Gerard Fokker‎‎ (2)
Inventor country:
Applicant person:
None (25) · Anton Flettner (11) · Ernst Heinkel (9) · Robert Esnault-Pelterie (4) · Raimund Nimfuehr (2) · Jacob Knappich (2) · Hermann Werner (2) · Anthony Herman Gerard Fokker (2) · René Arnoux (2) · Michel Schleiffer (2) · Charles Rudolph Wittemann (2)
Applicant firm: (Click arrow to add another value)
Applicant type:
Applicant is inventor:
Tech fields:
airplane (56) · wings (27) · frame (22) · control (21) · design (21) · stability (18) · Tragfläche (18) · Propulsion (11) · navigation (10) · subsystem (10) · None (9) · airfoil (9) · propeller (8) · motor (7) · Construction (7) · whole (7) · rudder (7) · biplane (6) · aerodynamics (6)
Full specification filed date:
Granted:
Supplementary to patent:
None (77) · Patent DE-1918-388537 (2) · Patent DE-1921-384750 (2) · Patent DE-1904-173378 (2)
Related to aircraft:
National tech categories: (Click arrow to add another value)
CPCs:
None (26) · CPC B64C13/00 (19) · CPC B64C17/00 (9) · CPC B64C3/00 (6) · CPC B64C39/00 (5) · CPC B64C3/385 (4) · CPC B64C9/00 (4) · CPC B64C2700/6256 (3) · CPC B64C31/02 (3) · CPC B64C3/44 (3) · CPC B64C2700/6295 (3)
First filing:
Cites these patents:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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