Drilldown: Patents

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Patents > Applicant firm: None & Patent agent : Herbert Haddan & Co. or None

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Tech fields:
airplane (70) · stability (56) · None (39) · LTA (39) · Frame (34) · propulsion (33) · Propellers (31) · Design (30) · control (28) · construction (26) · wings (26) · navigation (25) · Hybrid (18) · helicopter (14) · aerodynamics (13) · automatic stability (12) · metal (12) · military (12) · landing (12)
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None (254) · 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-1907-385107 (2) · Patent FR-1905-356644 (2) · Patent FR-1917-494365 (2) · Patent FR-1911-431131 (2)
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National tech categories:
FR 6.4 (149) · None (131) · FR 12.2 (10) · FR 6.3 (9) · FR 20.1 (6) · FR 5.8 (6) · FR 6.2 (5) · USPC 244/63 (3) · USPC 244/3.23 (2) · USPC 244/153R (2)
IPCs:
None (62) · IPC B64C17/00 (37) · IPC B64C1/00 (32) · IPC B64C39/00 (29) · IPC B64B1/00 (17) · IPC B64C23/00 (11) · IPC G01S1/72 (10) · IPC B64C33/02 (10) · IPC B64C27/04 (9) · IPC B64C11/00 (9) · IPC B64C3/18 (9) · IPC B64B1/58 (7) · IPC B64C3/38 (7) · IPC B64C3/00 (7) · IPC B64C17/06 (6) · IPC B64D17/00 (6) · IPC B64C1/06 (6) · IPC B64C35/00 (5) · IPC B64C3/54 (5) · IPC B64C31/06 (5)
CPCs:
CPC B64C17/00 (40) · None (29) · CPC B64B1/00 (20) · CPC B64C39/00 (19) · CPC B64C2700/6218 (14) · CPC B64C2700/6295 (13) · CPC B64C33/02 (11) · CPC B64C23/005 (11) · CPC G01S1/72 (10) · CPC B64C27/04 (8) · CPC B64C2700/6212 (8) · CPC B64C2700/6281 (8) · CPC B64C11/006 (8)
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