Matthew Weinrich

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Richland Hills, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Hearing protection device
- Patent number 10,828,201
- Issue date Nov 10, 2020
- Kirk Herring
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
Hearing Protection Device
- Publication number 20180250168
- Publication date Sep 6, 2018
- Kirk Herring
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE