Inventor · disambiguated record
Pao C. Pien
Also filed as: PIEN PAO C · PIEN PAO CHI
15 granted patents·1 pending application·197 citations·filing 1979–2014
93Inventor score
Top patents by PatentIndex Score
16 records- 0181US4306839ASemi-tandem marine propellerUS NAVY·Filed 1979·Granted Dec 22, 1981·23 cites·8 claims
- 0279US6848416B1Over expanded limited-temperature cycle two-stroke enginesFiled 2004·Granted Feb 1, 2005·23 cites·14 claims
- 0377US7114485B2Over expanded two-stroke enginesPIEN PAO C·Filed 2005·Granted Oct 3, 2006·10 cites·15 claims
- 0469US5163397AHot pilot fuel ignited internal combustion engine and method of operating samePIEN PAO C·Filed 1991·Granted Nov 17, 1992·26 cites·29 claims
- 0566US5072699AInternal combustion enginePIEN PAO C·Filed 1990·Granted Dec 17, 1991·36 cites·20 claims
- 0665US7640911B2Two-stroke, homogeneous charge, spark-ignition enginePIEN PAO C·Filed 2007·Granted Jan 5, 2010·5 cites·16 claims
- 0765US6422196B1Piston engine powertrainFiled 2000·Granted Jul 23, 2002·13 cites·20 claims
- 0861US6481206B1Compound cycle internal combustion engineFiled 2001·Granted Nov 19, 2002·10 cites·13 claims
- 0961US5024195AMulti-fuel compression-ignition engine and fuel injection pump thereforPIEN PAO C·Filed 1990·Granted Jun 18, 1991·20 cites·22 claims
- 1053US8051827B1Applying the law of conservation of energy to the analysis and design of internal combustion enginesPIEN PAO CHI·Filed 2010·Granted Nov 8, 2011·1 cites·19 claims
- 1147US6799542B2Engine having piston-cam assembly powertrainFiled 2002·Granted Oct 5, 2004·3 cites·12 claims
- 1238US5803039APiston-cylinder assembly and drive transmitting meansFiled 1996·Granted Sep 8, 1998·5 cites·6 claims
- 1337US5626113APiston-cylinder assembly and drive transmitting meansFiled 1995·Granted May 6, 1997·5 cites·11 claims
- 1437US2014345572A1Reciprocating internal combustion enginePIEN PAO CHI·Filed 2014·Application pending·0 cites
- 1535US8826868B2Reciprocating internal combustion enginePIEN PAO CHI·Filed 2013·Granted Sep 9, 2014·0 cites·20 claims
- 1634US5327911AUniversal contraceptive and prophylactic devicePIEN PAO C·Filed 1993·Granted Jul 12, 1994·17 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →