Inventor · disambiguated record

Dennis S. Zimpfer

Also filed as: ZIMPFER DENNIS S

2 granted patents·23 citations·filing 1988–1990

60Inventor score

Technology areasB64C

Files withHARTZELL PROPELLER INC2

Top patents by PatentIndex Score

2 records

0134US5061153AAircraft propeller assembly with blade pitch reset for ground idleHARTZELL PROPELLER INC·Filed 1990·Granted Oct 29, 1991·14 cites·18 claims
0230US4904157AAircraft propeller assembly with blade pitch reset for ground idleHARTZELL PROPELLER INC·Filed 1988·Granted Feb 27, 1990·9 cites·18 claims

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