Leonid Y. Ignatov

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Moscow, RU

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Patents Grantslast 30 patents

Information Patent Grant
Dichroic polarizer and material
- Patent number 7,031,053
- Issue date Apr 18, 2006
- Nitto Denko Corporation
- Yuri A. Bobrov
- G02 - OPTICS
Information Patent Grant
Decorative material and method of its fabrication
- Patent number 6,846,522
- Issue date Jan 25, 2005
- Optiva, Inc.
- Yuri A. Bobrov
- B44 - DECORATIVE ARTS
Information Patent Grant
Dichroic polarizer and method for making the same
- Patent number 6,563,640
- Issue date May 13, 2003
- Optiva, Inc.
- Leonid Y. Ignatov
- G02 - OPTICS
Information Patent Grant
Liquid crystal display and method
- Patent number 6,399,166
- Issue date Jun 4, 2002
- Optiva, Inc.
- Ir Gvon Khan
- G02 - OPTICS
Information Patent Grant
Method for thermostable and lightfast dichroic light polarizers
- Patent number 6,174,394
- Issue date Jan 16, 2001
- Optiva, Inc.
- Khan Ir Gvon
- G02 - OPTICS
Information Patent Grant
Dichroic light polarizers
- Patent number 6,049,428
- Issue date Apr 11, 2000
- Optiva, Inc.
- Ir G Khan
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method and materials for thermostable and lightfast dichroic light...
- Patent number 5,739,296
- Issue date Apr 14, 1998
- Russian Technology Group
- Khan Ir Gvon
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Dichroic polarizer and material
- Publication number 20010029638
- Publication date Oct 18, 2001
- Yuri A. Bobrov
- G02 - OPTICS