Katsuyo Tokuda

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Funabashi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Photosensitive compositions comprising photosensitive polyfunctiona...
- Patent number 5,589,315
- Issue date Dec 31, 1996
- Toyo Gosei Kogyo Co., Ltd.
- Hirotada Iida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Liquid or paste photosensitive composition containg aromatic diazo...
- Patent number 5,459,011
- Issue date Oct 17, 1995
- Toyo Gosei Kogyo Co., Ltd.
- Hirotada Iida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photosensitive polyfunctional aromatic diazo compounds useful in ph...
- Patent number 5,430,130
- Issue date Jul 4, 1995
- Toyo Gosei Kogyo Co., Ltd.
- Hirotada Iida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY