GH

Gregory G. Hafner

Caterpillar: 16 patents #275 of 8,398Top 4%
IC International Engine Intellectual Property Company: 1 patents #176 of 382Top 50%
Overall (All Time): #276,660 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDate
9488142 Locating pin Mark DeVito 2016-11-08
RE40144 Method and apparatus for delivering multiple fuel injections to the cylinder of an internal combustion engine Kevin P. Duffy, Eric C. Fluga, Brian G. McGee, Matthew R. Roth 2008-03-11
6863056 Method and apparatus for trimming an internal combustion engine Brian G. McGee 2005-03-08
6745465 Method for assembling an apparatus, such as a fuel injector, using select fit of dimensional control features Ronald D. Shinogle 2004-06-08
6691671 Method and apparatus for delivering multiple fuel injections to the cylinder of an internal combustion engine Kevin P. Duffy, Eric C. Fluga, Brian G. McGee, Matthew R. Roth 2004-02-17
6491018 Method and apparatus for delivering multiple fuel injections to the cylinder of an internal combustion engine Kevin P. Duffy, Eric C. Fluga, Brian G. McGee, Matthew R. Roth 2002-12-10
6480781 Method and apparatus for trimming an internal combustion engine Brian G. McGee 2002-11-12
6467452 Method and apparatus for delivering multiple fuel injections to the cylinder of an internal combustion engine Kevin P. Duffy, Eric C. Fluga, Brian G. McGee, Matthew R. Roth 2002-10-22
6415762 Accurate deliver of total fuel when two injection events are closely coupled Brian G. McGee 2002-07-09
6390082 Method and apparatus for controlling the current level of a fuel injector signal during sudden acceleration Kevin P. Duffy, Brian G. McGee, Matthew R. Roth 2002-05-21
6363314 Method and apparatus for trimming a fuel injector Brian G. McGee 2002-03-26
5800130 Pressure control system for a variable displacement hydraulic pump James R. Blass 1998-09-01
5730104 Injection rate shaping device for a fill metered hydraulically-actuated fuel injection system 1998-03-24
5700094 Bearing assembly having improved fretting and abrasion resistance Chuong Q. Dam, Kenneth W. Burris 1997-12-23
5655501 Rate shaping plunger/piston assembly for a hydraulically actuated fuel injector 1997-08-12
5492098 Flexible injection rate shaping device for a hydraulically-actuated fuel injection system Xiangying Liu 1996-02-20
5297523 Tuned actuating fluid inlet manifold for a hydraulically-actuated fuel injection system Jeffrey C. Huang, Xiangying Liu 1994-03-29