James D. Mason

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San Diego, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Recoil attenuator
- Patent number 6,227,098
- Issue date May 8, 2001
- James D. Mason
- F41 - WEAPONS
Information Patent Grant
Rifle barrel truss mounting
- Patent number 5,247,758
- Issue date Sep 28, 1993
- James D. Mason
- F41 - WEAPONS
Information Patent Grant
Rifle barrel truss mounting
- Patent number 5,123,194
- Issue date Jun 23, 1992
- James D. Mason
- F41 - WEAPONS
Information Patent Grant
Fastener for unitary pistol hand grip
- Patent number 4,342,170
- Issue date Aug 3, 1982
- Hogue Combat Grips, Inc.
- Guy L. Hogue
- F41 - WEAPONS