Shunsuke Tazawa

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for producing inorganic compound-containing urea resin
- Patent number 4,795,779
- Issue date Jan 3, 1989
- Nitto Chemical Industry Co., Ltd.
- Shunsuke Tazawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Grout impregnation method
- Patent number 4,725,169
- Issue date Feb 16, 1988
- Nitto Chemical Industry Co., Ltd.
- Shunsuke Tazawa
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Urea-formaldehyde condensate-based slow release nitrogen fertilizer...
- Patent number 4,596,593
- Issue date Jun 24, 1986
- Nitto Chemical Industry Co., Ltd.
- Shunsuke Tazawa
- C05 - FERTILISERS MANUFACTURE THEREOF