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Patents > Inventor country : AR or CA & Number of claims: 3-40

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Office:
Inventors:
William Wallace Gibson (3) · John Edward Thompson (3) · William Boyd Alexander (3) · Edward Hoult (3) · David William Hanbury (2) · Felix Icasate-Larios (2) · Félix Grégoire (2) · Earl Homer Kelsey (2) · James Frederick Verner (2)
Inventor country: (Click arrow to add another value)
Applicant person:
None (11) · Edward Hoult (3) · John Edward Thompson (3) · William Boyd Alexander (3) · Félix Icasate-Larios (2) · Félix Grégoire (2) · Earl Homer Kelsey (2)
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Tech fields:
airplane (22) · propulsion (14) · stability (11) · frame (10) · None (7) · navigation (7) · propeller (6) · LTA (6) · hybrid (5) · rudder (5) · control (4) · propellers (4) · design (4) · marine (4) · flapping (3) · car (3) · whole (3) · parachute (3)
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National tech categories:
None (19) · FR 6.4 (5) · AU 90.5 (2) · USPC 244/51 (2) · USPC 244/6 (2) · USPC 244/70 (2) · USPC 244/90R (2)
First filing:
Cites these patents:
Citations from after 1930:
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