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Patents > Office : DE or GR & National tech categories : DE 77h or DE 77h.5

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Office: (Click arrow to add another value)
Inventors:
None (58) · Anton Flettner (11) · Ernst Heinkel (9) · Rumpler-Werke G.m.b.H. in Berlin-Johannisthal (7) · Robert Esnault-Pelterie (5) · August Riedinger (4) · Gustav Mees (3) · Stanislaus Victor Saloni (3) · Firmin Bousson (3) · Emil Lehmann (3)
Applicant person:
None (133) · Anton Flettner (11) · Ernst Heinkel‎ (9) · Robert Esnault-Pelterie (5) · Gustav Mees (3) · Firmin Bousson (3) · Claudius Dornier (3) · August Riedinger (3) · Hermann Werner (2) · Jacob Knappich (2) · Emil Lehmann (2) · Raimund Nimfuehr (2) · Charles Rudolph Wittemann (2) · René Arnoux (2) · Michel Schleiffer (2) · Anthony Herman Gerard Fokker‎‎ (2) · Adolphe-François-Joseph Doutre (2) · Andreas Ożegowski (2)
Applicant is inventor:
Tech fields:
airplane (106) · frame (65) · design (46) · wings (39) · stability (33) · construction (29) · Control (28) · None (28) · LTA (26) · Tragfläche (24) · subsystem (24) · whole (23) · propulsion (20) · navigation (20) · biplane (18) · propeller (18) · airfoil (15) · fuselage (13) · hybrid (11) · rudder (11)
Full specification filed date:
Application number:
None (215)
Granted:
Supplementary to patent:
None (200) · Patent DE-1921-384750 (2) · Patent DE-1910-249794 (2) · Patent DE-1918-388537 (2) · Patent DE-1904-173378 (2) · Patent FR-1907-373763 (2)
Related to aircraft:
National tech categories: (Click arrow to add another value)
IPCs:
None (88) · IPC B64C3/00 (26) · IPC B64C13/00 (15) · IPC B64C1/00 (13) · IPC B64C17/00 (12) · IPC B64C39/00 (9) · IPC B64C3/38 (8) · IPC B64C3/18 (6) · IPC B64C9/02 (5) · IPC B64B1/00 (5) · IPC B64B1/58 (5) · IPC B64B1/40 (5) · IPC B64C9/00 (4) · IPC B64C1/26 (4) · IPC B64C35/00 (4) · IPC B64C3/56 (4) · IPC B64C19/00 (4) · IPC B64C11/00 (4)
CPCs:
None (63) · CPC B64C3/00 (28) · CPC B64C13/00 (22) · CPC B64C17/00 (21) · CPC B64C2700/6235 (16) · CPC B64C3/385 (10) · CPC B64C9/00 (6) · CPC B64C39/00 (6) · CPC B64C35/00 (5) · CPC B64B1/40 (5) · CPC B64B1/58 (5) · CPC B64C23/005 (5) · CPC B64C9/02 (5) · CPC B64C2700/6218 (4) · CPC B64C3/18 (4) · CPC B64C3/52 (4) · CPC B64C3/56 (4) · CPC B64B1/00 (4) · CPC B64C33/02 (4) · CPC B64C11/00 (4)
First filing:
Cites these patents:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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