Kenji Tokunaga

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Hachioji, JP

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Patents Grantslast 30 patents

Information Patent Grant
Semiconductor container opening/closing apparatus and semiconductor...
- Patent number 7,314,345
- Issue date Jan 1, 2008
- Renesas Technology Corp.
- Yoshiaki Kobayashi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of manufacturing a semiconductor integrated circuit device w...
- Patent number 7,048,493
- Issue date May 23, 2006
- Hitachi Plant Engineering & Construction Co. LTD
- Yoshiaki Kobayashi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device and manufacturing method thereof
- Patent number 6,958,288
- Issue date Oct 25, 2005
- Trecenti Technologies, Inc.
- Kenji Tokunaga
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of purging wafer receiving jig, wafer transfer device, and m...
- Patent number 6,867,153
- Issue date Mar 15, 2005
- Trecenti Technologies, Inc.
- Kenji Tokunaga
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
SEMICONDUCTOR CONTAINER OPENING/CLOSING APPARATUS AND SEMICONDUCTOR...
- Publication number 20100086392
- Publication date Apr 8, 2010
- Yoshiaki Kobayashi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR CONTAINER OPENING/CLOSING APPARATUS AND SEMICONDUCTOR...
- Publication number 20080107517
- Publication date May 8, 2008
- Yoshiaki KOYAYASHI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Semiconductor container opening/closing apparatus and semiconductor...
- Publication number 20060182541
- Publication date Aug 17, 2006
- Yoshiaki Kobayashi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Method of manufacturing a semiconductor integrated circuit device w...
- Publication number 20050111937
- Publication date May 26, 2005
- Yoshiaki Kobayashi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Semiconductor device and manufacturing method thereof
- Publication number 20040238968
- Publication date Dec 2, 2004
- TRECENTI TECHNOLOGIES, INC
- Kenji Tokunaga
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Method of purging wafer receiving jig, wafer transfer device, and m...
- Publication number 20040152322
- Publication date Aug 5, 2004
- Kenji Tokunaga
- H01 - BASIC ELECTRIC ELEMENTS