Drilldown: Patents

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Patents > Year granted: 1900 - 1999 & Inventor country: None & Granted : No or Yes

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Inventor country: (Click arrow to add another value)
Applicant is inventor:
Tech fields:
None (1583) · Airplane (37) · propulsion (33) · LTA (25) · stability (19) · navigation (15) · balloons (15) · balloon (14) · propeller (13) · frame (13) · Design (13) · wings (12) · Construction (11) · control (10) · safety (9) · subsystem (9) · propellers (8) · rudder (7) · steering (7) · marine (6)
Full specification filed date:
Application number:
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Related to aircraft:
National tech categories:
None (1506) · USPC 244/147 (18) · USPC 244/139 (18) · USPC 244/142 (16) · USPC 244/153R (13) · USPC 244/53A (9) · USPC 244/149 (9) · DE 77h.5 (8) · FR 6.4 (7) · USPC 244/144 (7) · HU V/h (6) · USPC 244/3.1 (6) · USPC 244/119 (6) · MX F. III (5) · USPC 244/63 (5) · USPC 244/65 (5) · USPC 244/138R (5)
IPCs:
None (1731) · IPC B64C39/00 (7) · IPC B64C23/00 (5) · IPC B64C11/00 (5) · IPC B64C3/00 (3) · IPC B64C17/00 (3) · IPC B64C13/00 (3) · IPC B64B1/58 (2) · IPC B64C31/06 (2) · IPC B64C33/02 (2) · IPC B64C11/32 (2) · IPC B64C1/00 (2) · IPC B64C3/54 (2) · IPC B64D27/00 (2) · IPC B64C3/56 (2) · IPC F41G3/24 (2) · IPC B64B1/00 (2) · IPC B63H1/12 (2)
CPCs:
None (1325) · CPC B64C39/00 (32) · CPC B64C2700/6295 (31) · CPC B64C3/00 (27) · CPC B64C17/00 (24) · CPC B64C23/005 (21) · CPC B64C13/00 (19) · CPC B64C2700/6233 (18) · CPC B64C3/385 (16) · CPC B64C35/00 (16) · CPC B64C11/006 (15) · CPC B64C2700/6256 (15) · CPC B64C3/18 (13) · CPC B62C5/04 (13) · CPC B64C2700/6212 (13) · CPC B64C2700/6274 (11) · CPC B64C33/00 (11)
First filing:
Citations from after 1930:
Number of diagram pages:

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