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Patents > Office : DE or US & Inventor country : AT or Brazil or None

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Office: (Click arrow to add another value)
Inventor country: (Click arrow to add another value)
Applicant person:
None (996) · HELIX PROPELLER GES M (7) · Harris G Hooper (5) · KAWNEER (4) · MIX MELVILLE W (4) · HEWLETT PACKARD (3) · Jacob Knappich (3) · Hugo Hückel (3) · Raimund Nimfuehr (3)
Applicant is inventor:
Tech fields:
None (1099) · propulsion (27) · LTA (24) · airplane (20) · propeller (14) · balloon (11) · navigation (11) · frame (11) · stability (10) · Wings (10) · design (9) · propellers (8) · flapping (7) · aerodynamics (7) · subsystem (6) · engine (6) · marine (6) · safety (5) · parachute (5) · control (5)
Full specification filed date:
Application number:
None (1018)
Granted:
Related to aircraft:
National tech categories:
None (934) · USPC 244/147 (19) · USPC 244/139 (18) · USPC 244/142 (16) · DE 77h.5 (16) · DE 77 (15) · USPC 244/153R (13) · USPC 244/149 (9) · USPC 244/53A (9) · USPC 244/144 (7) · DE 77h (7) · USPC 244/3.1 (6) · USPC 244/65 (5) · USPC 244/138R (5) · DE 77h.9 (4) · USPC 244/143 (4) · USPC 244/3.14 (4) · USPC 244/3.23 (4)
IPCs:
None (1177) · IPC B64C39/00 (5) · IPC B64C11/00 (4) · IPC B64C17/00 (4) · IPC B64C3/00 (4) · IPC B64C33/02 (3) · IPC B64B1/00 (3) · IPC B64C35/00 (2) · IPC B64C3/14 (2) · IPC B64C33/00 (2) · IPC B64C1/00 (2)
CPCs:
None (397) · CPC B64C11/006 (120) · CPC B64C11/346 (72) · CPC B64C11/48 (58) · CPC B64C11/36 (47) · CPC B63H1/12 (37) · CPC B64C11/343 (34) · CPC F05B2260/74 (33) · CPC Y02E10/722 (31) · CPC F03D11/00 (31) · CPC B63H1/04 (29) · CPC B64C11/06 (28) · CPC B64C3/00 (21) · CPC B64C27/33 (21) · CPC B64C3/48 (20) · CPC B64C39/00 (20) · CPC B64C11/065 (18) · CPC F03D1/025 (17) · CPC B64C2700/6295 (17) · CPC B64C17/00 (15)
First filing:
Citations from after 1930:
Number of diagram pages:

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