Drilldown: Patents

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Patents > Applicant firm: None & Tech fields : construction or propeller

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FR (435) · US (414) · DE (191) · GB (169) · None (58) · IT (50) · AT (42) · CH (32) · HU (30) · BE (20) · CA (13) · AU (12) · NL (11) · RO (10) · NZ (9) · RU (8) · MX (6) · ES (6) · AH (5) · IE (5)
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Assigned to:
None (1480)
IPCs:
None (823) · IPC B64C39/00 (76) · IPC B64B1/00 (60) · IPC B64C3/00 (42) · IPC B64C1/00 (39) · IPC B64C17/00 (35) · IPC B64C23/00 (27) · IPC B64C3/18 (26) · IPC B64B1/58 (23) · IPC B64C11/00 (21) · IPC B64C11/16 (17) · IPC B64C1/06 (15) · IPC B64C25/00 (14) · IPC B64C33/02 (13) · IPC B64C3/38 (12) · IPC B64C11/04 (12) · IPC B64C3/56 (10) · IPC B64C27/04 (10) · IPC B64C11/20 (10)
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