Yasutaka Nakashima

Follow

Person

Yokohama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Process for purification of (meth)acrylic acid
- Patent number 6,380,427
- Issue date Apr 30, 2002
- Mitsubishi Rayon Co., Ltd.
- Seiji Miyazaki
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing tertiary butyl alcohol
- Patent number 6,111,148
- Issue date Aug 29, 2000
- Mitsubishi Rayon Co., Ltd.
- Akira Ogawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for separating methanol and methyl acrylate or methyl metha...
- Patent number 5,435,892
- Issue date Jul 25, 1995
- Mitsubishi Rayon Co., Ltd.
- Seiji Miyazaki
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of unsaturated quaternary ammonium salts
- Patent number 4,362,890
- Issue date Dec 7, 1982
- Nitto Chemical Industry Co. Ltd.
- Iwao Ohshima
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for cooling polymeric hydrogel blocks
- Patent number 4,247,437
- Issue date Jan 27, 1981
- Nitto Chemical Industry Co., Ltd.
- Iwao Ohshima
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL