Yushin Sasaki

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Substrate for a transfer mask, transfer mask, and method of manufac...
- Patent number 6,638,666
- Issue date Oct 28, 2003
- Toppan Printing Co., Ltd.
- Toshio Konishi
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Substrate for a transfer mask, transfer mask, and method of manufac...
- Publication number 20020060297
- Publication date May 23, 2002
- Toppan Printing Co., Ltd.
- Toshio Konishi
- H01 - BASIC ELECTRIC ELEMENTS