YY

Yukihiro Yoshikawa

MI Mitsui Toatsu Chemicals, Incorporated: 11 patents #95 of 1,543Top 7%
MC Mitsui Chemicals: 3 patents #648 of 2,279Top 30%
📍 Zushi, JP: #18 of 187 inventorsTop 10%
Overall (All Time): #357,372 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
5965774 Substituted anilide derivative Kanji Tomiya, Naofumi Tomura, Hiroyuki Katsuta, Osamu Takahashi, Shunichi Inami +3 more 1999-10-12
5914344 Substituted carboxanilide derivative and plant disease control agent comprising same as active ingredient Kanji Tomiya, Naofumi Tomura, Hiroyuki Katsuta, Osamu Takahashi, Shunichi Inami +3 more 1999-06-22
5869427 Substituted thiophene derivative and plant disease control agent comprising the same as active ingredient Kanji Tomiya, Toshio Kitajima, Hiroyuki Katsuta, Osamu Takahashi, Shunichi Inami +4 more 1999-02-09
5747518 Substituted thiophene derivative and agricultural and horticultural fungicide containing the same as active ingredient Kanji Tomiya, Hiroyuki Katsuta, Hideo Kawashima, Osamu Takahashi, Shunichi Inami +4 more 1998-05-05
5302187 Concentration process of gaseous chlorine Hiroyuki Itoh, Yoshitsugu Kono, Shinji Takenaka, Isao Kikuchi, Teruo Hirayama 1994-04-12
5202329 Pyrimidinyloxy(thio)quinoline derivative, and agri-horticultural fungicide comprising the derivative as active ingredient Katsutoshi Ishikawa, Tsutomu Ishii, Hiroharu Tanikawa, Sunao Maeda, Hideo Kawashima +3 more 1993-04-13
5169823 Method for stabilizing treatment of catalytic activity Tooru Hihara, Teruo Hirayama, Kunihiro Yamada, Shinji Takenaka 1992-12-08
5093292 Chromium oxide catalyst impregnation regeneration method Tooru Hihara, Kunihiro Yamada, Shinji Takenaka, Kazunori Kawahara, Jun Kitagawa 1992-03-03
5077436 Bis(3-aminophenoxy) aromatics and method of preparing the same Keizaburo Yamaguchi, Kenichi Sugimoto, Yoshimitsu Tanabe, Akihiro Yamaguchi 1991-12-31
5013848 Aromatic bismaleimide derivatives and process for preparing same Midori Yamazaki, Keizaburo Yamaguchi, Kenichi Sugimoto, Yoshimitsu Tanabe, Akihiro Yamaguchi 1991-05-07
4769463 2,6-bis(aminophenoxy)pyridine and method of preparing the same Keizaburo Yamaguchi, Kenichi Sugimoto, Yoshimitsu Tanabe, Akihiro Yamaguchi 1988-09-06
4754068 1,3-bis(3-aminophenoxy)-5-halogenobenzenes and process for their preparation Keizaburo Yamaguchi, Yoshimitsu Tanabe, Kenichi Sugimoto, Akihiro Yamaguchi 1988-06-28
4701567 Process for producing 6,6'-dihydroxy-3,3,3',3'-tetramethyl-1,1'-spirobiindane Yoshimitsu Tanabe, Keizaburo Yamaguchi, Kenichi Sugimoto, Akihiro Yamaguchi 1987-10-20
4692554 Process for producing 1,3-bis(3-aminophenoxy)benzene Keizaburo Yamaguchi, Yoshimitsu Tanabe, Kenichi Sugimoto, Akihiro Yamaguchi 1987-09-08