Tsutomu Nozawa

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Kawasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Metal raney catalysts and preparation of hydrogenated compounds the...
- Patent number 6,245,920
- Issue date Jun 12, 2001
- Showa Denko K.K.
- Kouhei Morikawa
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Noble metal raney catalysts and preparation of hydrogenated compoun...
- Patent number 6,215,030
- Issue date Apr 10, 2001
- Showa Denko K.K.
- Kouhei Morikawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Highly purified tocopheryl phosphate, process for producing the sam...
- Patent number 6,046,181
- Issue date Apr 4, 2000
- Showa Denko K.K.
- Yutaka Oonishi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Process for production of benzonitrile and benzyl alcohol
- Patent number 6,020,517
- Issue date Feb 1, 2000
- Showa Denko K.K.
- Hiroyuki Monzen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Noble metal Raney catalysts and preparation of hydrogenated compoun...
- Patent number 6,018,048
- Issue date Jan 25, 2000
- Showa Denko K.K.
- Kouhei Morikawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
High- purity tocopherol phosphates, process for the preparation th...
- Patent number 5,965,750
- Issue date Oct 12, 1999
- Showa Denko K.K.
- Yutaka Oonishi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE