Hiroyuki Kato

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Kawasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Semiconductor device having a guard ring
- Patent number 7,642,624
- Issue date Jan 5, 2010
- Fujitsu Microelectronics Limited
- Shigetoshi Wakayama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device having a guard ring
- Patent number 7,256,474
- Issue date Aug 14, 2007
- Fujitsu Limited
- Shigetoshi Wakayama
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Semiconductor device having a guard ring
- Publication number 20070257371
- Publication date Nov 8, 2007
- FUJITSU LIMITED
- Shigetoshi Wakayama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Semiconductor device having a guard ring
- Publication number 20040188843
- Publication date Sep 30, 2004
- FUJITSU LIMITED
- Shigetoshi Wakayama
- H01 - BASIC ELECTRIC ELEMENTS