Inventor · disambiguated record
Roy A. Harper, Jr.
Also filed as: HARPER JR ROY A · HARPER ROY A
3 granted patents·31 citations·filing 1987–1988
67Inventor score
Technology areasF01M
Files withARROW SPECIALTY CO3
Top patents by PatentIndex Score
3 records- 0169US4886019AEngine breather assembly with oil drain backARROW SPECIALTY CO·Filed 1988·Granted Dec 12, 1989·26 cites·17 claims
- 0241USD316864SBreather assembly for combustion engineARROW SPECIALTY CO·Filed 1988·Granted May 14, 1991·4 cites·1 claims
- 0329USD304948SCarburetor float bowl adapter for use in oilfield pumping equipmentARROW SPECIALTY CO·Filed 1987·Granted Dec 5, 1989·1 cites·1 claims
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