Inventor · disambiguated record
Gregory G. Hafner
Also filed as: HAFNER GREGORY G
17 granted patents·2 pending applications·557 citations·filing 1993–2013
95Inventor score
Top patents by PatentIndex Score
19 records- 0198US6467452B1Method and apparatus for delivering multiple fuel injections to the cylinder of an internal combustion engineCATERPILLAR INC·Filed 2000·Granted Oct 22, 2002·102 cites·54 claims
- 0295US5492098AFlexible injection rate shaping device for a hydraulically-actuated fuel injection systemCATERPILLAR INC·Filed 1993·Granted Feb 20, 1996·79 cites·19 claims
- 0394US5297523ATuned actuating fluid inlet manifold for a hydraulically-actuated fuel injection systemCATERPILLAR INC·Filed 1993·Granted Mar 29, 1994·79 cites·13 claims
- 0493US6363314B1Method and apparatus for trimming a fuel injectorCATERPILLAR INC·Filed 2000·Granted Mar 26, 2002·50 cites·20 claims
- 0589US6390082B1Method and apparatus for controlling the current level of a fuel injector signal during sudden accelerationCATERPILLAR INC·Filed 2000·Granted May 21, 2002·39 cites·23 claims
- 0687US6691671B2Method and apparatus for delivering multiple fuel injections to the cylinder of an internal combustion engineCATERPILLAR INC·Filed 2002·Granted Feb 17, 2004·24 cites·22 claims
- 0786US6415762B1Accurate deliver of total fuel when two injection events are closely coupledCATERPILLAR INC·Filed 2000·Granted Jul 9, 2002·31 cites·25 claims
- 0883US5700094ABearing assembly having improved fretting and abrasion resistanceCATERPILLAR INC·Filed 1996·Granted Dec 23, 1997·38 cites·10 claims
- 0980US6480781B1Method and apparatus for trimming an internal combustion engineCATERPILLAR INC·Filed 2000·Granted Nov 12, 2002·19 cites·22 claims
- 1076USRE40144EMethod and apparatus for delivering multiple fuel injections to the cylinder of an internal combustion engineCATERPILLAR INC·Filed 2006·Granted Mar 11, 2008·6 cites·34 claims
- 1176US6491018B1Method and apparatus for delivering multiple fuel injections to the cylinder of an internal combustion engineCATERPILLAR INC·Filed 2001·Granted Dec 10, 2002·15 cites·21 claims
- 1271US5800130APressure control system for a variable displacement hydraulic pumpCATERPILLAR INC·Filed 1996·Granted Sep 1, 1998·28 cites·7 claims
- 1361US5730104AInjection rate shaping device for a fill metered hydraulically-actuated fuel injection systemCATERPILLAR INC·Filed 1997·Granted Mar 24, 1998·20 cites·20 claims
- 1457US5655501ARate shaping plunger/piston assembly for a hydraulically actuated fuel injectorCATERPILLAR INC·Filed 1996·Granted Aug 12, 1997·17 cites·9 claims
- 1549US9488142B2Locating pinINT ENG IP CO LLC·Filed 2013·Granted Nov 8, 2016·0 cites·15 claims
- 1648US6863056B2Method and apparatus for trimming an internal combustion engineCATERPILLAR INC·Filed 2003·Granted Mar 8, 2005·4 cites·15 claims
- 1746US2016356192A1Locating pinINT ENG IP CO LLC·Filed 2013·Application pending·0 cites
- 1838US6745465B1Method for assembling an apparatus, such as a fuel injector, using select fit of dimensional control featuresCATERPILLAR INC·Filed 1994·Granted Jun 8, 2004·6 cites·36 claims
- 1937US2002100458A1Method and apparatus for trimming an internal combustion engineFiled 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →