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Patents > National tech categories : GB 4 propel & steer or USPC 244/22 or USPC 244/53A

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Office:
Inventors:
None (10) · Ernest Wilson (3) · James Grieve Lorrain (3) · John Marshall (3) · Hiram Stevens Maxim (2) · Erhard Brunsmann (2) · Octave Chanute (2) · Gustav Koch (2) · Ruter William Springer (2) · Charles John Evans (2) · Charles I MATSON (2) · Frederick William Brearey (2) · Bartholomew Connolly (2) · Julius Uherkovich de Uherkocz (2) · Patrick Young Alexander (2) · John MacHaffie (2)
Inventor country:
Applicant person:
None (60) · Ruter William Springer (2) · Alfred Julius Boult (2) · Julius Uherkovich de Uherkócz (2) · MATSON Charles I (2) · Bartholomew Connolly (2)
Applicant type:
Applicant is inventor:
Tech fields:
propulsion (60) · flapping (37) · navigation (36) · propeller (34) · frame (34) · None (30) · rudder (23) · ornithopter (23) · LTA (23) · airplane (16) · subsystem (15) · marine (14) · car (13) · wings (12) · hybrid (11) · stability (10) · heavier-than-air (10) · parachute (10) · electricity (10) · airfoil (9)
Full specification filed date:
Application number:
None (90)
Granted:
Related to aircraft:
Patent agent:
None (87) · Munn & Co. (5) · C. A. Snow & Co. (3) · J. G. Lorrain (2) · G. F. Redfern & Co. (2) · F. N. Gillent (2) · Marks & Clerk (2) · None (2) · Haseltine, Lake & Co. (2) · W. P. Thompson & Co. (2) · Abel & Imray (2)
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First filing:
Cites these patents:
Citations from after 1930:
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