Drilldown: Patents

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Patents > Tech fields : hybrid or propulsion & Number of figures: 5-12

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Supplementary to patent:
None (417) · Patent GB-1911-12232 (7) · Patent GB-1911-5162 (4) · Patent DE-1910-06-18 Carl Hanschke (4) · Patent DE-1909-220044 (4) · Patent CH-1912-62201 (4) · Patent US-1906-850616 (3) · Patent FR-1904-340154 (3) · Patent FR-1902-328044 (3) · Patent FR-1908-404631 (3) · Patent FR-1912-458772 (3) · Patent DE-1907-215602 (3) · Patent DE-1907-196255 (3) · Patent SE-1906-25199 (3) · Patent CH-1905-33302 (3) · Patent CH-1899-18666 (3) · Patent DE-1893-73799 (3) · Patent BE-1909-214032 (3) · Patent GB-1909-12556 (3)
Related to aircraft:
Patent agent:
None (188) · Munn & Co. (23) · Armengaud jeune (18) · none (12) · Lavoix et Mosès (9) · Victor J. Evans (9) · Boult, Wade & Tennant (8) · Marks & Clerk (7) · Haseltine, Lake & Co. (6) · Wheatley & Mackenzie (6) · Brandon frères (6) · Dom. Casalonga (6) · Schwab (5) · C. A. Snow & Co. (4) · W. P. Thompson & Co. (4) · H. D. Fitzpatrick & Co. (4) · J. S. Withers & Spooner (4) · J. Germain (4)
National tech categories:
None (134) · FR 6.4 (119) · FR 6.2 (25) · HU V/h (20) · DE 77 (14) · FR 6.3 (12) · USPC 244/70 (11) · USPC 244/6 (10) · USPC 244/22 (10) · GB 4 propel & steer (10) · AT 77d (9) · USPC 244/64 (9) · USPC 244/51 (9) · USPC 244/30 (9) · RU Group V (9) · USPC 244/20 (8) · AU 90.3 (8)
IPCs:
None (312) · IPC B64C39/00 (41) · IPC B64B1/00 (32) · IPC B64C11/00 (19) · IPC B64C23/00 (19) · IPC B64C27/04 (16) · IPC B64C33/02 (14) · IPC B64C33/00 (12) · IPC B63H1/12 (10) · IPC B64C11/16 (7) · IPC B64C35/00 (6) · IPC B64C3/38 (6) · IPC B64C27/00 (5) · IPC B64C31/04 (5) · IPC B64D27/00 (5) · IPC B64C29/00 (5) · IPC B64C3/56 (4) · IPC B64C1/00 (4) · IPC B64B1/58 (4) · IPC B64B1/40 (4)
CPCs:
None (148) · CPC B64B1/00 (56) · CPC B64C23/005 (38) · CPC B64C39/005 (35) · CPC B64C33/02 (29) · CPC B64C11/006 (20) · CPC B64C39/00 (18) · CPC B64C2700/6274 (14) · CPC B64C33/00 (14) · CPC B64C2700/6295 (14) · CPC B64C2700/6281 (10) · CPC B64C35/00 (9) · CPC B64C3/385 (9) · CPC B64C9/00 (8) · CPC B64C27/04 (8) · CPC B64C31/04 (7) · CPC B64C27/82 (7)
First filing:
Citations from after 1930:
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