Richard D. Howard

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Windsor, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Cylindrical member maintenance device
- Patent number 6,990,707
- Issue date Jan 31, 2006
- Steven A. Heumann
- B08 - CLEANING

Patents Applicationslast 30 patents

Information Patent Application
Cylndrical member conditioning device
- Publication number 20090077765
- Publication date Mar 26, 2009
- Steven A. Heumann
- B08 - CLEANING
Information Patent Application
Cylindrical member maintenance device including cutting ring
- Publication number 20090044369
- Publication date Feb 19, 2009
- Steven A. Heumann
- B08 - CLEANING
Information Patent Application
Cylindrical member maintenance device
- Publication number 20060174434
- Publication date Aug 10, 2006
- Steven A. Heumann
- B08 - CLEANING