Drilldown: Patents

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Patents > Applicant firm: None & Number of claims: 16-17

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Office:
Inventors:
Ruter William Springer (2) · Oscar Alvin Danielson (2)
Inventor country:
Applicant person:
None (5) · Ruter William Springer (2)
Applicant firm: (Click arrow to add another value)
Applicant type:
Applicant is inventor:
Tech fields:
airplane (13) · stability (11) · None (9) · navigation (7) · LTA (7) · design (6) · lift (5) · wings (4) · control (4) · propeller (4) · frame (4) · rudder (4) · propulsion (4) · subsystem (4) · Aerodynamics (3) · airfoil (3) · HTA (3) · car (3) · propellers (3) · flapping (3)
Full specification filed date:
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Related to aircraft:
National tech categories:
None (10) · USPC 244/80 (6) · USPC 244/22 (3) · USPC 416/151 (2) · FR 6.4 (2) · USPC 244/82 (2) · USPC 244/45R (2)
First filing:
Citations from after 1930:
Number of claims:
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Showing below up to 47 results in range #1 to #47.

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