Masahiko Itabashi

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Tsukuba, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for the fabrication of wiring board for electrical tests
- Patent number 6,568,073
- Issue date May 27, 2003
- Hitachi Chemical Company, Ltd.
- Naoki Fukutomi
- G01 - MEASURING TESTING
Information Patent Grant
Wiring board for electrical tests with bumps having polymeric coating
- Patent number 6,133,534
- Issue date Oct 17, 2000
- Hitachi Chemical Company, Ltd.
- Naoki Fukutomi
- G01 - MEASURING TESTING
Information Patent Grant
Fabrication process of wiring board
- Patent number 5,504,992
- Issue date Apr 9, 1996
- Hitachi Chemical Company, Ltd.
- Naoki Fukutomi
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Process for forming insulating film used in thin film electrolumine...
- Patent number 4,895,734
- Issue date Jan 23, 1990
- Hitachi Chemical Company, Ltd.
- Takeshi Yoshida
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...