Multi-Material Hearing Protection Custom Earplug

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20110271965A1
SERIAL NO

13103417

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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An earplug formed of a plurality of materials having different hardnesses by use of a multi-material rapid prototyping (RP) system.

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Patent Owner(s)

Patent OwnerAddress
RED TAIL HAWK CORPORATION1111 LOCUST ST UNIT 8I PHILADELPHIA PA 19107

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
DeWilde, Mark Ithaca, US 5 97
Parkins, John W Ithaca, US 30 411

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