Mariko Goto

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Shinjuku-Ku, JP

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Patents Grantslast 30 patents

Information Patent Grant
Reflective cholesteric filter
- Patent number 6,906,764
- Issue date Jun 14, 2005
- Dai Nippon Printing Co., Ltd.
- Keiji Kashima
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Reflective cholesteric filter
- Publication number 20030038918
- Publication date Feb 27, 2003
- DAI NIPPON PRINTING CO., LTD.
- Keiji Kashima
- G02 - OPTICS
Information Patent Application
Polarized light extraction optical element
- Publication number 20020113923
- Publication date Aug 22, 2002
- Keiji Kashima
- G02 - OPTICS