Membership
Tour
Register
Log in
Gregory G. Hafner
Follow
Person
Columbia, SC, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Locating pin
Patent number
9,488,142
Issue date
Nov 8, 2016
Internationa Engine Intellectual Property Comapny, LLC.
Mark Rudolph DeVito
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Method and apparatus for delivering multiple fuel injections to the...
Patent number
RE40144
Issue date
Mar 11, 2008
Caterpillar Inc.
Kevin P. Duffy
123 - Internal-combustion engines
Information
Patent Grant
Method and apparatus for trimming an internal combustion engine
Patent number
6,863,056
Issue date
Mar 8, 2005
Caterpillar Inc.
Gregory G. Hafner
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Method for assembling an apparatus, such as a fuel injector, using...
Patent number
6,745,465
Issue date
Jun 8, 2004
Caterpillar Inc.
Ronald Dean Shinogle
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Method and apparatus for delivering multiple fuel injections to the...
Patent number
6,691,671
Issue date
Feb 17, 2004
Caterpillar Inc.
Kevin P. Duffy
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Method and apparatus for delivering multiple fuel injections to the...
Patent number
6,491,018
Issue date
Dec 10, 2002
Caterpillar Inc.
Kevin P. Duffy
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Method and apparatus for trimming an internal combustion engine
Patent number
6,480,781
Issue date
Nov 12, 2002
Caterpillar Inc.
Gregory G. Hafner
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Method and apparatus for delivering multiple fuel injections to the...
Patent number
6,467,452
Issue date
Oct 22, 2002
Caterpillar Inc.
Kevin P. Duffy
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Accurate deliver of total fuel when two injection events are closel...
Patent number
6,415,762
Issue date
Jul 9, 2002
Caterpillar Inc.
Gregory G. Hafner
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Method and apparatus for controlling the current level of a fuel in...
Patent number
6,390,082
Issue date
May 21, 2002
Caterpillar Inc.
Kevin P. Duffy
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Method and apparatus for trimming a fuel injector
Patent number
6,363,314
Issue date
Mar 26, 2002
Caterpillar Inc.
Gregory G. Hafner
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Pressure control system for a variable displacement hydraulic pump
Patent number
5,800,130
Issue date
Sep 1, 1998
Caterpillar Inc.
James R. Blass
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Injection rate shaping device for a fill metered hydraulically-actu...
Patent number
5,730,104
Issue date
Mar 24, 1998
Caterpillar Inc.
Gregory G. Hafner
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Bearing assembly having improved fretting and abrasion resistance
Patent number
5,700,094
Issue date
Dec 23, 1997
Caterpillar, Inc.
Chuong Q. Dam
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Rate shaping plunger/piston assembly for a hydraulically actuated f...
Patent number
5,655,501
Issue date
Aug 12, 1997
Caterpillar Inc.
Gregory G. Hafner
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Flexible injection rate shaping device for a hydraulically-actuated...
Patent number
5,492,098
Issue date
Feb 20, 1996
Caterpillar Inc.
Gregory G. Hafner
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Tuned actuating fluid inlet manifold for a hydraulically-actuated f...
Patent number
5,297,523
Issue date
Mar 29, 1994
Caterpillar Inc.
Gregory G. Hafner
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Patents Applications
last 30 patents
Information
Patent Application
LOCATING PIN
Publication number
20160356192
Publication date
Dec 8, 2016
International Engine Intellectual Property Company LLC
Jeffrey R Kelso
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
LOCATING PIN
Publication number
20160076502
Publication date
Mar 17, 2016
INTERNATIONAL ENGINE INTELLECTUAL PROPERTY, LLC
Mark Rudolph DeVito
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
Method and apparatus for trimming an internal combustion engine
Publication number
20040045536
Publication date
Mar 11, 2004
Gregory G. Hafner
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Method and apparatus for delivering multiple fuel injections to the...
Publication number
20030089333
Publication date
May 15, 2003
Kevin P. Duffy
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Method and apparatus for trimming an internal combustion engine
Publication number
20020100458
Publication date
Aug 1, 2002
Gregory G. Hafner
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...