Seigo Watanabe

Person

Hiroshima-ken, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Catalyst for acrylonitrile synthesis
- Patent number 7,807,600
- Issue date Oct 5, 2010
- Dia-Nitrix Co., Ltd.
- Seigo Watanabe
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing (meth)acrolein and/or (meth)acrylic acid
- Patent number 7,217,836
- Issue date May 15, 2007
- Mitsubishi Rayon Co., Ltd.
- Seigo Watanabe
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for producing methacrylic acid
- Patent number 6,969,774
- Issue date Nov 29, 2005
- Mitsubishi Rayon Co., Ltd.
- Seigo Watanabe
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing methacrylic acid
- Patent number 6,930,201
- Issue date Aug 16, 2005
- Mitsubishi Rayon Co., Ltd.
- Seigo Watanabe
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing methacrolein and methacrylic acid
- Patent number 6,346,646
- Issue date Feb 12, 2002
- Mitsubishi Rayon Co., Ltd.
- Seigo Watanabe
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation process of supported catalyst for the synthesis of meth...
- Patent number 5,856,259
- Issue date Jan 5, 1999
- Mitsubishi Rayon Co., Ltd.
- Seigo Watanabe
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Carrier-supported catalyst for the synthesis of unsaturated aldehyd...
- Patent number 5,532,199
- Issue date Jul 2, 1996
- Mitsubishi Rayon Co., Ltd.
- Seigo Watanabe
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Molded catalyst or supported catalyst for synthesizing methacrolein...
- Patent number 5,491,258
- Issue date Feb 13, 1996
- Mitsubishi Rayon Co., Ltd.
- Seigo Watanabe
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing catalysts for synthesis of unsaturated aldehy...
- Patent number 5,349,092
- Issue date Sep 20, 1994
- Mitsubishi Rayon Co., Ltd.
- Seigo Watanabe
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Catalyst for acrylonitrile synthesis
- Publication number 20060194693
- Publication date Aug 31, 2006
- DIA-NITRIX CO., LTD.
- Seigo Watanabe
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for producing (meth)acrolein and/or (meth)acrylic acid
- Publication number 20040171874
- Publication date Sep 2, 2004
- Seigo Watanabe
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for producing methacrylic acid
- Publication number 20040073062
- Publication date Apr 15, 2004
- Seigo Watanabe
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Method for producing methacrylic acid
- Publication number 20030004374
- Publication date Jan 2, 2003
- Seigo Watanabe
- C07 - ORGANIC CHEMISTRY

Seigo Watanabe

Person

Patents Grantslast 30 patents

Catalyst for acrylonitrile synthesis

Process for producing (meth)acrolein and/or (meth)acrylic acid

Method for producing methacrylic acid

Process for producing methacrylic acid

Process for producing methacrolein and methacrylic acid

Preparation process of supported catalyst for the synthesis of meth...

Carrier-supported catalyst for the synthesis of unsaturated aldehyd...

Molded catalyst or supported catalyst for synthesizing methacrolein...

Process for producing catalysts for synthesis of unsaturated aldehy...

Patents Applicationslast 30 patents

Catalyst for acrylonitrile synthesis

Process for producing (meth)acrolein and/or (meth)acrylic acid

Process for producing methacrylic acid

Method for producing methacrylic acid