Andrew O. Fonkalsrud

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Yorkville, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Method for determining the transmission output torque for an earth...
- Patent number 6,560,549
- Issue date May 6, 2003
- Caterpillar Inc.
- Andrew O. Fonkalsrud
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Parking brake switch for an electro-hydraulic brake system
- Patent number 6,511,134
- Issue date Jan 28, 2003
- Caterpillar Inc.
- Robin S. Arndt
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Method and apparatus for calculating work cycle times
- Patent number 5,955,706
- Issue date Sep 21, 1999
- Caterpillar Inc.
- Andrew O. Fonkalsrud
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Apparatus for controlling the torque on a power train and method of...
- Patent number 5,720,358
- Issue date Feb 24, 1998
- Caterpillar Inc.
- Steven V. Christensen
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Electrohydraulic control device for a drive train of a machine
- Patent number 5,613,581
- Issue date Mar 25, 1997
- Caterpillar Inc.
- Andrew O. Fonkalsrud
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR DETERMINING THE TRANSMISSION OUTPUT TORQUE FOR AN EARTHM...
- Publication number 20020147552
- Publication date Oct 10, 2002
- ANDREW O. FONKALSRUD
- B60 - VEHICLES IN GENERAL
Information Patent Application
Parking brake switch for an electro-hydraulic brake system
- Publication number 20020040842
- Publication date Apr 11, 2002
- Caterpillar Inc.
- Robin S. Arndt
- B60 - VEHICLES IN GENERAL