Inventor · disambiguated record

Douglas M. Longyear

Also filed as: LONGYEAR DOUGLAS M · LONGYEAR JR DOUGLAS M

2 granted patents·173 citations·filing 1984–1989

70Inventor score

Technology areasB64C G01P

Files withCRANE CO1 CRANE CO HYDRO AIRE DIVISION1

Top patents by PatentIndex Score

2 records

0194US4671650AApparatus and method for determining aircraft position and velocityCRANE CO HYDRO AIRE DIVISION·Filed 1984·Granted Jun 9, 1987·125 cites·8 claims
0272US5044697ABrake valve control systemCRANE CO·Filed 1989·Granted Sep 3, 1991·48 cites·13 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →