Yoshiharu Masaki

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical element, mold for the optical element, method for manufactu...
- Patent number 7,481,587
- Issue date Jan 27, 2009
- Konica Minolta Opto, INC
- Hajime Kobayashi
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
MAGNETIC RECORDING MEDIUM SUBSTRATE AND MAGNETIC RECORDING MEDIUM
- Publication number 20100221582
- Publication date Sep 2, 2010
- Hideki Kawai
- G11 - INFORMATION STORAGE
Information Patent Application
Optical element, mold for the optical element, method for manufactu...
- Publication number 20070237458
- Publication date Oct 11, 2007
- KONICA MINOLTA OPTO, INC.
- Hajime Kobayashi
- G02 - OPTICS
Information Patent Application
Substrate for magnetic information recording medium, and producing...
- Publication number 20070048553
- Publication date Mar 1, 2007
- KONICA MINOLTA OPTO, INC.
- Satoshi Nakano
- G11 - INFORMATION STORAGE