KH

Katsumasa Harada

UI Ube Industries: 39 patents #2 of 1,686Top 1%
AL Astrazeneca Uk Limited: 3 patents #28 of 159Top 20%
NI Nissan Chemical Industries: 3 patents #343 of 1,150Top 30%
NC Nippon Chemiphar Co.: 1 patents #81 of 155Top 55%
Overall (All Time): #80,128 of 4,157,543Top 2%
40
Patents All Time

Issued Patents All Time

Showing 1–25 of 40 patents

Patent #TitleCo-InventorsDate
7671195 Process for preparing dibenzothiazepine compounds Paul Murray, Luis-Manuel Vaz, Debra Ainge, Shigeyoshi Nishino, Kiyotaka Yoshii 2010-03-02
7342040 5-fluorooxindole-3-carboxylic acid ester Shigeyoshi Nishino, Kenji Hirotsu, Shuji Yokoyama, Takeshi Takahashi, Hiroyuki Oda 2008-03-11
7314930 Process for preparing dibenzothiazepine derivatives Shigeyoshi Nishino, Kiyotaka Yoshii 2008-01-01
7049458 Process for producing β-ketonitrile compound Shigeyoshi Nishino, Kenji Hirotsu, Akira Nakamura, Takashi Harada 2006-05-23
7045621 Process for producing dibenzothiazepine derivatives Shigeyoshi Nishino, Kiyotaka Yoshii 2006-05-16
6900335 Process for producing 5-fluorooxindole and for producing intermediates therefor Shigeyoshi Nishino, Kenji Hirotsu, Shuji Yokoyama, Takeshi Takahashi, Hiroyuki Oda 2005-05-31
6881863 Process for producing 2-halogenocycloalkanone oxime Yasuhisa Fukuda, Yoshinori Yamanaka 2005-04-19
6841681 Process for producing quinoline carboxyaldehyde derivative and intermediate thereof Shigeyoshi Nishino, Kenji Hirotsu, Hidetaka Shima, Naoko Okada, Takashi Harada +2 more 2005-01-11
6689895 4, 8-dodecadienedinitrile and process for its production Yasuhisa Fukuda, Yoshinori Yamanaka, Tadashi Murakami, Kenji Hirotsu 2004-02-10
6686482 Process for preparing piperonal Masashi Shirai, Koji Shiba, Toshio Furuya 2004-02-03
6653489 Processes for producing tetrahydropyranyl-4-sulfonates and 4-aminotetrahydropyran compounds Shigeyoshi Nishino, Hidetaka Shima, Minoru Nishimura, Kenji Hirotsu 2003-11-25
6630591 Process for the preparation of quinolylpropenal Shigeyoshi Nishino, Hidetaka Shima, Takashi Harada, Naoako Okada 2003-10-07
6603024 Process for the preparation of 3,4-methylenedioxymandelic acid Masashi Shirai, Koji Shiba 2003-08-05
6541636 Process for preparing quinolylacrylonitrile and intermediates therefor Shigeyoshi Nishino, Naoko Okada, Hidetaka Shima, Takashi Harada 2003-04-01
6169209 Preparation of organic phosphonium chloride Ryoji Sugise, Koichi Kashiwagi, Sadao Niida 2001-01-02
6143917 Process for producing aryl carbamates Ryoji Sugise, Kohichi Kashiwagi, Tsunao Matsuura 2000-11-07
6111115 Preparation of 2-(10,11-dihydro-10-oxodibenzo-[b,f]thiepin-2-yl) propionic acid Masao Yamamoto, Kunio Kobayashi, Shigeyoshi Nishino, Hiroshi Sasaki 2000-08-29
5994553 Method for preparing 2-mercaptothiazole Akio Matsushita, Taku Nakamura, Katsuhiko Mizutare, Takafumi Hirakawa, Ken Ikuno +1 more 1999-11-30
5973184 Process for preparing a dialkyl carbonate by gas-phase decarbonylation of dialkyl oxalate Ryoji Sugise, Masayuki Nishio, Toshio Kurafuji, Toshihiro Shimakawa 1999-10-26
5922827 Process for producing a polycarbonate Keigo Nishihira, Shuji Tanaka, Ryoji Sugise, Akinori Shiotani, Katsutoshi Washio 1999-07-13
5892091 Catalyst for decarbonylation reaction Yoichi Imbe, Keigo Nishihira, Shuji Tanaka, Satoru Fujitsu, Ryoji Sugise +4 more 1999-04-06
5892089 Process for preparing diaryl carbonate Ryoji Sugise, Koichi Kashiwagi, Yoichi Imbe, Takashi Doi, Keigo Nishihira +2 more 1999-04-06
5892126 Process for preparing 4-fluoro-3-trifluoromethylphenol Akio Matsushita, Yasuhiro Kawachi 1999-04-06
5834615 Process for producing diaryl carbonate Keigo Nishihira, Shuji Tanaka, Ryoji Sugise 1998-11-10
5811573 Process for producing a diaryl carnonate Keigo Nishihira, Shuji Tanaka, Yuki Nishida, Ii Hirofumi, Satoru Fujitsu +3 more 1998-09-22