Kazutoshi Yamamoto

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Composite optical element and projection optical device
- Patent number 8,226,245
- Issue date Jul 24, 2012
- Sony Corporation
- Mitsunori Ueda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Head actuator with elastic members oriented at obtuse angles relati...
- Patent number 7,164,559
- Issue date Jan 16, 2007
- Sony Corporation
- Kazuyuki Yamamoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Flying head slider and disk storage apparatus using the same
- Patent number 6,982,851
- Issue date Jan 3, 2006
- Sony Corporation
- Kazuyuki Yamamoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Disc cartridge
- Patent number 6,449,125
- Issue date Sep 10, 2002
- Sony Corporation
- Hiroshi Meguro
- G11 - INFORMATION STORAGE
Information Patent Grant
Disc cartridge
- Patent number 6,433,963
- Issue date Aug 13, 2002
- Sony Corporation
- Hiroshi Meguro
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Composite optical element and projection optical device
- Publication number 20100007860
- Publication date Jan 14, 2010
- Mitsunori Ueda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Head actuator, hard disk apparatus and method of manufacturing a he...
- Publication number 20040114277
- Publication date Jun 17, 2004
- Kazuyuki Yamamoto
- G11 - INFORMATION STORAGE
Information Patent Application
Flying head slider and disk storage apparatus using the same
- Publication number 20040090708
- Publication date May 13, 2004
- Kazuyuki Yamamoto
- G11 - INFORMATION STORAGE