Naozumi Ishibashi

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Mask blank providing system, mask blank providing method, mask blan...
- Patent number 8,318,388
- Issue date Nov 27, 2012
- Hoya Corporation
- Osamu Suzuki
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Mask blank providing system, mask blank providing method, mask blan...
- Patent number 7,998,644
- Issue date Aug 16, 2011
- Hoya Corporation
- Osamu Suzuki
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Mask blank providing system, mask blank providing method, mask blan...
- Patent number 7,700,244
- Issue date Apr 20, 2010
- Hoya Corporation
- Osamu Suzuki
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC

Patents Applicationslast 30 patents

Information Patent Application
MASK BLANK PROVIDING SYSTEM, MASK BLANK PROVIDING METHOD, MASK BLAN...
- Publication number 20110262847
- Publication date Oct 27, 2011
- HOYA CORPORATION
- Osamu Suzuki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
MASK BLANK PROVIDING SYSTEM, MASK BLANK PROVIDING METHOD, MASK BLAN...
- Publication number 20100173232
- Publication date Jul 8, 2010
- HOYA CORPORATION
- Osamu Suzuki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Mask blank providing system, mask blank providing method, mask blan...
- Publication number 20060159931
- Publication date Jul 20, 2006
- Hoya Corporation
- Osamu Suzuki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY