Drilldown: Patents

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Patents > Applicant firm: None & Patent agent : H. Kirchhofer or None

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None (147) · airplane (40) · stability (38) · frame (25) · LTA (22) · propulsion (21) · construction (18) · design (15) · Wings (14) · navigation (13) · Control (12) · propeller (12) · metal (10) · sensors (10) · steering (8) · aerodynamics (8) · propellers (8) · Lift (8) · ornithopter (8)
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None (274) · Patent FR-1916-501550 (8) · Patent FR-1912-446040 (4) · Patent FR-1915-478440 (3) · Patent FR-1908-394418 (3) · Patent FR-1908-397675 (2) · Patent FR-1911-431131 (2) · Patent FR-1905-356644 (2) · Patent FR-1907-385107 (2)
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National tech categories:
FR 6.4 (172) · None (87) · FR 12.2 (10) · FR 6.3 (9) · FR 5.8 (6) · FR 20.1 (6) · FR 6.2 (5) · CH 129b (5) · CH 129a (4) · USPC 244/63 (3) · USPC 244/71 (2) · USPC 244/153R (2) · USPC 244/3.23 (2) · USPC 244/22 (2) · USPC 244/50 (2) · USPC 244/45R (2)
IPCs:
None (66) · IPC B64C17/00 (35) · IPC B64C39/00 (31) · IPC B64C1/00 (28) · IPC B64B1/00 (17) · IPC B64C33/02 (11) · IPC B64C23/00 (11) · IPC B64C11/00 (11) · IPC G01S1/72 (10) · IPC B64C3/38 (10) · IPC B64C3/18 (8) · IPC B64C27/04 (8) · IPC B64C3/00 (8) · IPC B64D17/00 (7) · IPC B64C1/06 (6) · IPC B64C3/52 (6) · IPC B64C31/06 (5) · IPC B64B1/58 (5) · IPC B64C3/54 (5)
CPCs:
CPC B64C17/00 (37) · None (31) · CPC B64C39/00 (22) · CPC B64B1/00 (19) · CPC B64C2700/6295 (15) · CPC B64C33/02 (13) · CPC B64C23/005 (12) · CPC B64C2700/6218 (11) · CPC G01S1/72 (10) · CPC B64C3/385 (10) · CPC B64C11/006 (9) · CPC B64C39/08 (8) · CPC B64C3/00 (8) · CPC B64C27/04 (7) · CPC B64C2700/6212 (7) · CPC B64D17/00 (7) · CPC B64C2700/6274 (7) · CPC B64C2700/6281 (7) · CPC B64C3/185 (7)
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