Elliott H. Berger

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Indianapolis, IN, US

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Patents Grantslast 30 patents

Information Patent Grant
Audibility earplug
- Patent number 5,113,967
- Issue date May 19, 1992
- Etymotic Research, Inc.
- Mead C. Killion
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Means for stabilizing sound pressure produced at the eardrum under...
- Patent number 4,924,502
- Issue date May 8, 1990
- Clayton H. Allen
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
High attenuating earmuff device
- Publication number 20050283882
- Publication date Dec 29, 2005
- Elliott Berger
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Earplug training device and earplug dispensing mechanism having the...
- Publication number 20050135650
- Publication date Jun 23, 2005
- Elliott H. Berger
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE