Tatsuyoshi Ishida

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Ohtake, JP

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Patents Grantslast 30 patents

Information Patent Grant
Chain polyene group-containing norbornene compound and unsaturated...
- Patent number 6,040,407
- Issue date Mar 21, 2000
- Mitsui Petrochemical Industrial, Ltd.
- Tatsuyoshi Ishida
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Unsaturated copolymer of ethylene and process for preparing the same
- Patent number 5,837,791
- Issue date Nov 17, 1998
- Mitsui Petrochemical Industries, Ltd.
- Toshihiro Sagane
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Branched polyene compounds and production thereof
- Patent number 5,698,751
- Issue date Dec 16, 1997
- Mitsui Petrochemical Industries, Ltd.
- Tatsuyoshi Ishida
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
2-piperazinopyrimidine derivatives
- Patent number 4,742,165
- Issue date May 3, 1988
- Mitsui Petrochemical Industries, Ltd.
- Keiichi Yokoyama
- C07 - ORGANIC CHEMISTRY