Daniel Lee Dufner

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Waterloo, IA, US

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Patents Grantslast 30 patents

Information Patent Grant
Hydraulic circuit for active suspension system
- Patent number 6,467,748
- Issue date Oct 22, 2002
- Deere & Company
- Troy Eugene Schick
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Active suspension with offload adjustment
- Patent number 6,371,459
- Issue date Apr 16, 2002
- Deere & Company
- Troy Eugene Schick
- B60 - VEHICLES IN GENERAL