Sadashi Higuchi

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Kawasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Electrochromic display having a dielectric layer
- Patent number 4,855,727
- Issue date Aug 8, 1989
- Matsushita Electric Industrial Company, Ltd.
- Soji Tsuchiya
- G02 - OPTICS
Information Patent Grant
Electrochromic display device
- Patent number 4,660,939
- Issue date Apr 28, 1987
- Matsushita Electric Industrial Co., Ltd.
- Sohji Tsuchiya
- G02 - OPTICS