Christopher David Parry

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Farnham Common, GB

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Patents Grantslast 30 patents

Information Patent Grant
Electroluminescent one-way vision panel
- Patent number 8,136,278
- Issue date Mar 20, 2012
- Contra Vision Limited
- George Roland Hill
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Printing with differential adhesion
- Patent number 6,899,775
- Issue date May 31, 2005
- Contra Vision Ltd.
- George Roland Hill
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC

Patents Applicationslast 30 patents

Information Patent Application
ELECTROLUMINESCENT ONE-WAY VISION PANEL
- Publication number 20090077846
- Publication date Mar 26, 2009
- CONTRA VISION LIMITED
- George Roland Hill
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Printing with differential adhesion
- Publication number 20040045931
- Publication date Mar 11, 2004
- George Roland Hill
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS