Xiaojun Zhang

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Peoria, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Method for automatically positioning the blade of a motor grader to...
- Patent number 6,278,955
- Issue date Aug 21, 2001
- Caterpillar Inc.
- Matthew A. Hartman
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Method for automatically moving the blade of a motor grader from a...
- Patent number 6,129,156
- Issue date Oct 10, 2000
- Caterpillar Inc.
- Susan M. Boast
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Method for monitoring the position of a motor grader blade relative...
- Patent number 6,028,524
- Issue date Feb 22, 2000
- Caterpillar Inc.
- Matthew A. Hartman
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING