Yasuhiro Shimada

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Himeji, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for production of water-absorbent resin
- Patent number 5,180,798
- Issue date Jan 19, 1993
- Sumitomo Seika Chemicals Co., Ltd.
- Morio Nakamura
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Process for granulating a water-absorbent resin employing (a) water...
- Patent number 4,732,968
- Issue date Mar 22, 1988
- Seitetsu Kagaku Co., Ltd.
- Shigeji Obayashi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE