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Patents > National tech categories: DE 77

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Office:
Inventors:
Ernst Georg August Baumgarten (4) · Georg Fischer (3) · Carl Alfred Johansson (3) · None (2) · Frederick William Brearey (2) · Edward Joel Pennington (2) · Carl Georg Rodeck (2) · Carl Friedrich Billwiller (2) · Otto Schmidt (2) · Federico Capone (2) · Raphael Ernst May (2) · Richard Czygan (2) · Ferdinand von Zeppelin (2) · Rudolf Chillingworth (2) · Hermann Israel (2) · Henry Boinet (2) · Hermann Ganswindt (2)
Inventor country:
Applicant person:
None (65) · Carl Alfred Johansson (3) · Georg Fischer (3) · Ernst Georg August Baumgarten (3) · Ferdinand von Zeppelin (2) · Federico Capone (2) · Raphael Ernst May (2) · Carl Georg Rodeck (2) · Carl Friedrich Billwiller (2) · Richard Czygan (2) · Otto Schmidt (2)
Applicant type:
Applicant is inventor:
Tech fields:
LTA (83) · propulsion (36) · balloon (31) · navigation (29) · propeller (19) · frame (19) · car (19) · airship (15) · control (12) · stability (10) · dirigible (10) · None (9) · captive (9) · kite (9) · marine (8) · ornithopter (8) · electricity (7) · gas (7) · piloting (6) · steering (6)
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Cites these patents:
Citations from after 1930:
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