Norman M. Van Houten

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Cupertino, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Contact lens casting
- Patent number 5,158,718
- Issue date Oct 27, 1992
- Pilkington Visioncare, Inc.
- Ashok Thakrar
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL