Yoshihisa Ito

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Saitama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Two-color holographic recording apparatus
- Patent number 6,473,208
- Issue date Oct 29, 2002
- Director General of National Institute for Research in Inorganic Materials, S...
- Myeongkyu Lee
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Optical information recording and reproducing apparatus using a vol...
- Patent number 6,320,683
- Issue date Nov 20, 2001
- Pioneer Corporation
- Yoshihisa Ito
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Pickup unit for use in an optical information record/reproduce system
- Patent number 4,727,529
- Issue date Feb 23, 1988
- Pioneer Electronic Corporation
- Yoshitsugu Araki
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Hologram Reproduction Apparatus and Hologram Reproduction Method
- Publication number 20080239419
- Publication date Oct 2, 2008
- Akihiro Tachibana
- G02 - OPTICS