Drilldown: Patents

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Patents > Applicant firm: None & Tech fields : Airship or subsystem

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None (427) · Armengaud jeune (20) · Marks & Clerk (20) · Weismann et Marx (17) · E. Blétry (12) · Haseltine, Lake & Co. (11) · Boult, Wade & Tennant (10) · J. Bonnet-Thirion (9) · Lavoix et Mosès (8) · Abel & Imray (8) · None (7) · Charles Dony (7) · L. Chassevent (7) · Matray frères et Cie (7) · Schwab (6) · De Bongé (6) · Ed. Wolf (5) · E. Blum & Co. (5) · Wheatley & Mackenzie (5) · Carpmaels, Radford & Newton (5)
National tech categories:
None (200) · FR 6.4 (188) · HU V/h (113) · FR 6.3 (39) · AT 77d (37) · DE 77h (18) · FR 6.2 (16) · BE K (16) · DE 77 (16) · NL 62 (14) · GB 4 propel & steer (14) · CH 129b (8) · DE 77h.5 (7) · DK 77 (6) · DE 77h.6 (5) · USPC 244/125 (5)
IPCs:
None (421) · IPC B64B1/00 (51) · IPC B64C17/00 (41) · IPC B64C1/00 (33) · IPC B64C39/00 (25) · IPC B64B1/58 (20) · IPC B64C11/00 (19) · IPC B64C3/00 (13) · IPC B64C13/00 (13) · IPC B64C33/02 (11) · IPC B64B1/62 (7) · IPC B64B1/40 (7) · IPC B64C23/00 (7) · IPC B64C17/06 (6) · IPC B64C11/16 (6) · IPC B64C11/04 (6) · IPC B64C35/00 (6) · IPC B64C3/18 (6) · IPC B64C33/00 (6)
CPCs:
None (370) · CPC B64B1/00 (61) · CPC B64C17/00 (50) · CPC B64B1/58 (22) · CPC B64C39/00 (17) · CPC B64C13/00 (17) · CPC B64C33/02 (15) · CPC B64C11/006 (15) · CPC B64C3/00 (14) · CPC B64C23/005 (13) · CPC B64C2700/6212 (13) · CPC B64C2700/6218 (12) · CPC B64C2700/6295 (11) · CPC B64B1/62 (11) · CPC B64C2700/6256 (11) · CPC B64C2700/6214 (9) · CPC B64C2700/6233 (9) · CPC B64B1/40 (9) · CPC B64C25/62 (8) · CPC B64C11/04 (8)
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