Inventor · disambiguated record
Richard John Donahue
Also filed as: DONAHUE RICHARD · DONAHUE RICHARD J · DONAHUE RICHARD JOHN
17 granted patents·6 pending applications·80 citations·filing 2000–2022
92Inventor score
Files withGEN ELECTRIC11AI ALPINE US BIDCO INC4DRESSER INC4DONAHUE RICHARD JOHN1INNIO JENBACHER GMBH & CO OG1
Top patents by PatentIndex Score
23 records- 0195US9845765B2Piston assembly for a reciprocating engineGEN ELECTRIC·Filed 2015·Granted Dec 19, 2017·5 cites·16 claims
- 0285US9534559B2Variable thickness coatings for cylinder linersDONAHUE RICHARD JOHN·Filed 2012·Granted Jan 3, 2017·6 cites·19 claims
- 0385US9470179B2Piston assembly for a reciprocating engineGEN ELECTRIC·Filed 2014·Granted Oct 18, 2016·5 cites·15 claims
- 0482US12078122B2Annular ring groove of a pistonAI ALPINE US BIDCO INC·Filed 2022·Granted Sep 3, 2024·0 cites·20 claims
- 0582US9334830B2Piston assembly for a reciprocating engineGEN ELECTRIC·Filed 2014·Granted May 10, 2016·4 cites·19 claims
- 0681US10753312B2Annular ring groove of a pistonAI ALPINE US BIDCO INC·Filed 2015·Granted Aug 25, 2020·2 cites·20 claims
- 0780US9359971B2System for controlling deposits on cylinder liner and piston of reciprocating engineGEN ELECTRIC·Filed 2014·Granted Jun 7, 2016·3 cites·20 claims
- 0879US7293497B2PistonDRESSER INC·Filed 2005·Granted Nov 13, 2007·7 cites·61 claims
- 0976US7302884B2PistonDRESSER INC·Filed 2005·Granted Dec 4, 2007·6 cites·65 claims
- 1073US11643991B2Annular ring groove of a pistonAI ALPINE US BIDCO INC·Filed 2020·Granted May 9, 2023·0 cites·20 claims
- 1172US7506575B2PistonDRESSER INC·Filed 2007·Granted Mar 24, 2009·4 cites·7 claims
- 1269US6276517B1Ice conveyorPROTOCO INC·Filed 2000·Granted Aug 21, 2001·35 cites·7 claims
- 1367US9200589B1Piston assembly for a reciprocating engineGEN ELECTRIC·Filed 2014·Granted Dec 1, 2015·1 cites·20 claims
- 1460US11808183B2System and method for extending oil life in an engineINNIO WAUKESHA GAS ENGINES INC·Filed 2020·Granted Nov 7, 2023·0 cites·20 claims
- 1558US7493850B2PistonDRESSER INC·Filed 2007·Granted Feb 24, 2009·2 cites·20 claims
- 1656US9932930B2Piston with reduced top land height and tight top land piston profileGEN ELECTRIC·Filed 2014·Granted Apr 3, 2018·0 cites·9 claims
- 1754US10865734B2Piston assembly with offset tight land profileAI ALPINE US BIDCO INC·Filed 2017·Granted Dec 15, 2020·0 cites·18 claims
- 1849US2016040780A1Piston assembly for a reciprocating engineGEN ELECTRIC·Filed 2014·Application pending·0 cites
- 1949US2016040622A1Piston assembly for a reciprocating engineGEN ELECTRIC·Filed 2014·Application pending·0 cites
- 2048US2016032862A1System and method for reduced crevice volume of a piston cylinder assemblyGEN ELECTRIC·Filed 2014·Application pending·0 cites
- 2141US2025092841A1Cylinder liner for an internal combustion engine and a method of producing the sameINNIO JENBACHER GMBH & CO OG·Filed 2021·Application pending·0 cites
- 2238US2017030290A1Recess to encourage ring liftGEN ELECTRIC·Filed 2015·Application pending·0 cites
- 2334US2017184043A1System and method to verify installation of asymmetric pistonGEN ELECTRIC·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →