Kaneki Yoshida

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Kodaira, JP

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Patents Grantslast 30 patents

Information Patent Grant
Diazotype heat development recording medium with hydrophobic salt o...
- Patent number 4,487,826
- Issue date Dec 11, 1984
- Toppan Printing Co., Ltd.
- Niro Watanabe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrochromic display device
- Patent number 4,448,493
- Issue date May 15, 1984
- Toppan Printing Co., Ltd.
- Nagahisa Matsudaira
- G02 - OPTICS
Information Patent Grant
Dry planographic printing apparatus
- Patent number 4,268,158
- Issue date May 19, 1981
- Toppan Printing Co., Ltd.
- Tsutomu Naganuma
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Dry planographic printing method and plate made by electrophotograp...
- Patent number 4,175,958
- Issue date Nov 27, 1979
- Toppan Printing Co., Ltd.
- Tsutomu Naganuma
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY