Junichi Igarashi

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Fukushima, JP

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Patents Grantslast 30 patents

Information Patent Grant
Light-guide plate and method for manufacturing the same
- Patent number 7,128,459
- Issue date Oct 31, 2006
- Nidec Copal Corporation
- Junichi Igarashi
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Light-guide plate and method for manufacturing the same
- Publication number 20030090887
- Publication date May 15, 2003
- Nidec Copal Corporation
- Junichi Igarashi
- G02 - OPTICS