James E. Johnston

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Apex, NC, US

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Patents Grantslast 30 patents

Information Patent Grant
Adjustable top link assembly
- Patent number 5,853,051
- Issue date Dec 29, 1998
- Caterpillar, Inc.
- Brian C. Buchanan
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Brake locking and release system
- Patent number 5,127,496
- Issue date Jul 7, 1992
- Caterpillar Inc.
- James E. Johnston
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Method and apparatus for tensioning ground engaging endless elastom...
- Patent number 4,650,259
- Issue date Mar 17, 1987
- Caterpillar Inc.
- Phillip W. Alexander
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS