Drilldown: Patents

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Patents > Inventor country : DK or SE

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Office:
Inventors:
None (14) · Jacob Christian Hansen-Ellehammer (8) · Boo Henning Wallin (6) · Erik Emanuel Lindkvist (5) · Hjalmar Pålson (5) · Niels Waltersen Aasen (4) · Christian Magnus Gyde Jensen (4) · Olof Helsing (3) · Frederik Marius Frederiksen (3) · Pierre-Georges Unné (2) · Émile-Jean-Jules Salmson (2) · Herman Oluf Rönne (2) · Andrew John Fredrikson (2) · Georges-Henri-Marius Canton (2)
Inventor country: (Click arrow to add another value)
Applicant is inventor:
Tech fields:
wings (17) · None (15) · Design (15) · airplane (14) · Propulsion (14) · stability (12) · frame (12) · Flapping (9) · LTA (9) · Aerodynamics (8) · marine (6) · Construction (5) · Lift (5) · wing (4) · heavier-than-air (4) · sustentation (4) · Propellers (4) · propeller (4) · ornithopter (4)
Full specification filed date:
Application number:
None (38)
Granted:
Related to aircraft:
Assigned to:
CPCs:
None (35) · CPC B64C17/00 (7) · CPC B64C2700/6218 (4) · CPC B64C2700/6281 (3) · CPC F01D5/06 (2) · CPC B64C33/02 (2) · CPC B64C3/56 (2) · CPC B64C3/385 (2) · CPC B64C27/04 (2) · CPC B64C17/06 (2) · CPC B64C2700/6216 (2) · CPC B64C11/006 (2) · CPC B64B1/00 (2)
First filing:
Cites these patents:
Citations from after 1930:
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