Robert Doyle Roley

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Windsor, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Hitch assembly and tractor scraper using same
- Patent number 7,937,858
- Issue date May 10, 2011
- Caterpillar Inc.
- Robert Doyle Roley
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Method for adjusting a wheel axis of rotation of a scraper and actu...
- Patent number 7,900,740
- Issue date Mar 8, 2011
- Caterpillar Inc.
- Robert Doyle Roley
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Service control for work machine
- Patent number 6,822,347
- Issue date Nov 23, 2004
- Caterpillar Inc.
- Robert D. Roley
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Method and apparatus for preheating of combustion air for an intern...
- Patent number 6,536,419
- Issue date Mar 25, 2003
- Caterpillar Inc.
- Robert D. Roley
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...

Patents Applicationslast 30 patents

Information Patent Application
Hitch assembly and tractor scraper using same
- Publication number 20100126048
- Publication date May 27, 2010
- Robert Doyle Roley
- B60 - VEHICLES IN GENERAL
Information Patent Application
Hydraulic actuator assembly and scraper using same
- Publication number 20100122477
- Publication date May 20, 2010
- Caterpillar Inc.
- Robert Doyle Roley
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
Method for adjusting a wheel axis of rotation of a scraper and actu...
- Publication number 20100107454
- Publication date May 6, 2010
- Caterpillar Inc.
- Robert Doyle Roley
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
Control system for a load-carrying vehicle
- Publication number 20060155447
- Publication date Jul 13, 2006
- Caterpillar Inc.
- Gary Dean Uken
- B60 - VEHICLES IN GENERAL
Information Patent Application
Service control for work machine
- Publication number 20040050677
- Publication date Mar 18, 2004
- Robert D. Roley
- B60 - VEHICLES IN GENERAL
Information Patent Application
Method and apparatus for preheating of combustion air for an intern...
- Publication number 20020162543
- Publication date Nov 7, 2002
- Robert D. Roley
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...