Drilldown: Patents
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- Airplane (18)
- Airship (15)
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Patents > Office 
:
AU or
HU or
SAX
& Inventor country :
CH or
DE or
HU or
NL
& Applicant type :
Hermann Burkardt or
INDIV
& CPCs :
CPC B64B1/40 or
CPC B64C23/005 or
None
:
AU or
HU or
SAX
& Inventor country :
CH or
DE or
HU or
NL
& Applicant type :
Hermann Burkardt or
INDIV
& CPCs :
CPC B64B1/40 or
CPC B64C23/005 or
None Use the filters below to narrow your results.
Year filed:
Year granted:
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Tech fields:
airplane (101) ·
design (60) ·
propellers (54) ·
subsystem (50) ·
Construction (39) ·
stability (38) ·
Airship (38) ·
frame (35) ·
Propulsion (33) ·
LTA (30) ·
wings (28) ·
aerodynamics (26) ·
automatic stability (21) ·
whole (18) ·
lift (16) ·
Steering (15) ·
Control (15) ·
Helicopter (12) ·
Balloons (12)
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Showing below up to 241 results in range #1 to #241.
