Shoichi Nagai

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Shaped articles and method of making same
- Patent number 5,503,897
- Issue date Apr 2, 1996
- Mitsubishi Rayon Co., Ltd.
- Shoichi Nagai
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Coated shaped articles and method of making same
- Patent number 5,470,616
- Issue date Nov 28, 1995
- Mitsubishi Rayon Co., Ltd.
- Masamoto Uenishi
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Lens sheet
- Patent number 5,015,524
- Issue date May 14, 1991
- Mitsubishi Rayon Company, Ltd.
- Yukio Kobayashi
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method for giving electric conductivity to molded polymer article
- Patent number 4,784,910
- Issue date Nov 15, 1988
- Mitsubishi Rayon Co., Ltd.
- Shoichi Nagai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Process for producing lightweight calcium silicate articles
- Patent number 4,659,386
- Issue date Apr 21, 1987
- Mitsubishi Rayon Co., Ltd.
- Shoichi Nagai
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES