TAKEHITO USHIKI

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NISHISHIRAKAWA-GUN, JP

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Patents Grantslast 30 patents

Information Patent Grant
Semiconductor wafer, method for producing the same, and wafer chuck
- Patent number 6,743,698
- Issue date Jun 1, 2004
- Shin-Etsu Handotai Co., Ltd.
- Takehito Ushiki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Precision product container
- Patent number 6,537,627
- Issue date Mar 25, 2003
- Mitsubishi Chemical Corporation
- Sadao Kumai
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
PRECISION PRODUCT CONTAINER
- Publication number 20020132073
- Publication date Sep 19, 2002
- SADAO KUMAI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Semiconductor wafer, method for producing the same, and wafer chuck
- Publication number 20020081417
- Publication date Jun 27, 2002
- SHIN-ETSU HANDOTAI CO., LTD.
- Takehito Ushiki
- H01 - BASIC ELECTRIC ELEMENTS