Drilldown: Patents

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Patents > Inventor country : AH or US or None & Number of figures: 9-50000000

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Office:
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Applicant is inventor:
Tech fields:
airplane (125) · stability (112) · frame (93) · navigation (80) · LTA (77) · propulsion (75) · None (66) · propeller (66) · rudder (51) · design (34) · hybrid (33) · car (31) · helicopter (31) · wings (31) · flapping (30) · marine (29) · landing (27) · construction (26) · safety (24) · propellers (24)
Granted:
Supplementary to patent:
None (410) · Patent US-1913-04-21 George Raymond Lawrence (5) · Patent US-1906-850616 (4) · Patent US-1910-1011683 (3) · Patent US-1913-1203221 (3) · Patent US-1914-1368226 (3) · Patent US-1909-1010443 (3) · Patent US-1908-1072664 (3)
Patent agent:
None (161) · Munn & Co. (25) · Marks & Clerk (9) · Charles W. Hills (7) · Victor J. Evans (6) · None (6) · Michael J. Stark & Sons (5) · Haseltine, Lake & Co. (4) · William L. Hall (4) · John P. Tarbox (4) · Joshua R. H. Potts (4) · Fritz Isler (4) · Poole & Brown (4) · Brandon frères (4)
Assigned to:
None (457) · 1 (23) · Sperry Gyroscope Company (3) · William Woods Plankinton (2) · John A. Roebling's Sons (2) · Curtiss Aeroplane and Motor Corporation (2)
National tech categories:
None (152) · FR 6.4 (44) · USPC 244/80 (20) · USPC 244/22 (10) · USPC 244/30 (10) · USPC 244/177 (9) · USPC 244/233 (8) · DE 77 (8) · USPC 244/93 (8) · HU V/h (7) · USPC 244/35R (7)
IPCs:
None (321) · IPC B64C17/00 (28) · IPC B64C39/00 (23) · IPC B64C1/00 (18) · IPC B64B1/00 (18) · IPC B64C3/00 (15) · IPC B64C33/02 (11) · IPC B64C3/38 (8) · IPC B64C35/00 (8) · 1 (7) · IPC B64C33/00 (6) · IPC B64C27/04 (6) · IPC B64C13/00 (6) · IPC B64C23/00 (5) · IPC B64C27/10 (5) · IPC B64C3/42 (3) · IPC B64C19/00 (3) · IPC B64D17/00 (3) · IPC B64C3/54 (3) · IPC B64C31/06 (3)
CPCs:
None (114) · CPC B64C17/00 (56) · CPC B64B1/00 (35) · CPC B64C2700/6295 (24) · CPC B64C13/00 (24) · CPC B64C33/02 (20) · CPC B64C39/005 (19) · CPC B64C23/005 (19) · CPC B64C2700/6212 (13) · CPC B64C3/385 (13) · CPC B64C39/00 (12) · CPC B64C2700/6218 (12) · CPC B64C35/00 (10) · CPC B64C3/00 (10) · CPC B64C33/00 (9) · CPC B64C27/12 (8) · CPC B64C39/08 (8) · CPC B64C3/14 (8) · CPC B64C13/24 (7)
First filing:
Citations from after 1930:

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