Lewis D. Houchens Jr.

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North Garden, VA, US

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Patents Grantslast 30 patents

Information Patent Grant
Combination lens edger, polisher, and safety beveler, tool therefor...
- Patent number 6,203,409
- Issue date Mar 20, 2001
- National Optronics, Inc.
- Brian H. Kennedy
- B24 - GRINDING POLISHING
Information Patent Grant
Combination lens edger, polisher, and safety beveler, tool therefor...
- Patent number 5,626,511
- Issue date May 6, 1997
- National Optronics, Inc.
- Brian H. Kennedy
- B24 - GRINDING POLISHING
Information Patent Grant
Plastic lens generator and method
- Patent number 5,217,335
- Issue date Jun 8, 1993
- National Optronics, Inc.
- Lewis D. Houchens
- G05 - CONTROLLING REGULATING
Information Patent Grant
Plastic lens edge beveler
- Patent number 4,909,679
- Issue date Mar 20, 1990
- National Optronics Inc.
- Warren A. Berger
- B24 - GRINDING POLISHING