Kiyoshi KADOMATSU

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Odawara-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Light absorbing optical element having micro-relief structure
- Patent number 8,573,790
- Issue date Nov 5, 2013
- Nikon Corporation
- Yutaka Hamamura
- G02 - OPTICS
Information Patent Grant
Optical element manufacturing method, optical element, Nipkow disk,...
- Patent number 7,704,402
- Issue date Apr 27, 2010
- Nikon Corporation
- Yutaka Hamamura
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL ELEMENT, METHOD OF PRODUCING SAME, AND OPTICAL APPARATUS
- Publication number 20110069393
- Publication date Mar 24, 2011
- Nikon Corporation
- Yutaka HAMAMURA
- G02 - OPTICS
Information Patent Application
Optical Element Manufacturing Method, Optical Element, Nipkow Disk,...
- Publication number 20080057273
- Publication date Mar 6, 2008
- Nikon Corporation
- Yutaka Hamamura
- G02 - OPTICS