Ryan Hall

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Marlborough, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Clip-style hearing protector
- Patent number 7,648,005
- Issue date Jan 19, 2010
- Kimberly-Clark Worldwide, Inc.
- Waihong Leong
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Clip-style hearing protector
- Publication number 20080264429
- Publication date Oct 30, 2008
- Waihong Leong
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE