Glenn Patterson

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Montrose, CO, US

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Patents Grantslast 30 patents

Information Patent Grant
Internally dampened percussion rock drill
- Patent number 8,028,772
- Issue date Oct 4, 2011
- William N. Patterson
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Internally dampened percussion rock drill
- Patent number 7,681,664
- Issue date Mar 23, 2010
- William N. Patterson
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS

Patents Applicationslast 30 patents

Information Patent Application
INTERNALLY DAMPENED PERCUSSION ROCK DRILL
- Publication number 20100116520
- Publication date May 13, 2010
- William N. Patterson
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
Internally dampened percussion rock drill
- Publication number 20090223720
- Publication date Sep 10, 2009
- William N. Patterson
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS