Yoshimasa Seo

Person

Gunma, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Method for producing methacrolein and/or methacrylic acid
- Patent number 8,088,947
- Issue date Jan 3, 2012
- Nippon Kayaku Kabushiki Kaisha
- Tatsuhiko Kurakami
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Catalyst for producing methacrylic acid and preparation method thereof
- Patent number 7,825,061
- Issue date Nov 2, 2010
- Nippon Kayaku Kabushiki Kaisha
- Atsushi Sudo
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Catalyst for oxidation of alkane, process for preparing thereof and...
- Patent number 7,642,214
- Issue date Jan 5, 2010
- Nippon Kayaku Kabushiki Kaisha
- Tomoaki Kobayashi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Catalyst for methacrylic acid production, coated catalyst, and proc...
- Patent number 6,812,188
- Issue date Nov 2, 2004
- Nippon Kayaku Kabushiki Kaisha
- Yoshimasa Seo
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Catalyst process of making
- Patent number 6,762,148
- Issue date Jul 13, 2004
- Nippon Kayaku Kabushiki Kaisha
- Junzo Ohishi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Producing acrolein and acrylic acid using a supported dual activity...
- Patent number 6,028,220
- Issue date Feb 22, 2000
- Nippon Kayaku Kabushiki Kaisha
- Koichi Wada
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Catalysts and process for the preparation thereof
- Patent number 5,959,143
- Issue date Sep 28, 1999
- Nippon Kayaku Kabushiki Kaisha
- Hideki Sugi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Catalyst and process for producing unsaturated aldehyde and unsatur...
- Patent number 5,929,275
- Issue date Jul 27, 1999
- Nippon Kayaku Co., Ltd.
- Koichi Wada
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing methacrylic acid and a catalyst
- Patent number 4,925,980
- Issue date May 15, 1990
- Nippon Kayaku Kabushiki Kaisha
- Mutsumi Matsumoto
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Catalyst And Method For Producing Unsaturated Aldehyde And Unsatura...
- Publication number 20110137078
- Publication date Jun 9, 2011
- Nippon Kayaku Kabushiki-Kaisha
- Masaki Nakahara
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Method for Producing Methacrolein and/or Methacrylic Acid
- Publication number 20090062564
- Publication date Mar 5, 2009
- NIPPON KAYAKU KABUSHIKI KAISHA
- Tatsuhiko Kurakami
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for producing catalyst for methacrylic acid production
- Publication number 20070010394
- Publication date Jan 11, 2007
- Sudo Atsushi
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Catalyst for oxidation of alkane, process for preparing thereof and...
- Publication number 20070004584
- Publication date Jan 4, 2007
- Tomoaki Kobayashi
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Catalyst for methacrylic acid and production and process for produc...
- Publication number 20060154811
- Publication date Jul 13, 2006
- Atsushi Sudo
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Alkane oxidation catalyst, process for producing the same, and proc...
- Publication number 20040054221
- Publication date Mar 18, 2004
- Tomoaki Kobayashi
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Catalyst for methacrylic acid production,coated catalyst, and proce...
- Publication number 20040029724
- Publication date Feb 12, 2004
- Yoshimasa Seo
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Catalyst
- Publication number 20030109381
- Publication date Jun 12, 2003
- Junzo Ohishi
- C07 - ORGANIC CHEMISTRY

Yoshimasa Seo

Person

Patents Grantslast 30 patents

Method for producing methacrolein and/or methacrylic acid

Catalyst for producing methacrylic acid and preparation method thereof

Catalyst for oxidation of alkane, process for preparing thereof and...

Catalyst for methacrylic acid production, coated catalyst, and proc...

Catalyst process of making

Producing acrolein and acrylic acid using a supported dual activity...

Catalysts and process for the preparation thereof

Catalyst and process for producing unsaturated aldehyde and unsatur...

Process for producing methacrylic acid and a catalyst

Patents Applicationslast 30 patents

Catalyst And Method For Producing Unsaturated Aldehyde And Unsatura...

Method for Producing Methacrolein and/or Methacrylic Acid

Process for producing catalyst for methacrylic acid production

Catalyst for oxidation of alkane, process for preparing thereof and...

Catalyst for methacrylic acid and production and process for produc...

Alkane oxidation catalyst, process for producing the same, and proc...

Catalyst for methacrylic acid production,coated catalyst, and proce...

Catalyst