TK

Tohru Katoh

KA Kao: 24 patents #27 of 3,221Top 1%
SK Showa Denko K.K.: 1 patents #940 of 1,736Top 55%
Overall (All Time): #165,420 of 4,157,543Top 4%
25
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7531165 Hair cosmetic, aminocarboxylic acid amide and method for producing the same Katsuhisa Inoue, Takeshi Kaharu 2009-05-12
7524486 Hair cosmetic, aminocarboxylic acid amide and method for producing the same Katsuhisa Inoue, Takeshi Kaharu 2009-04-28
7351685 Softener composition Yasuki Ohtawa, Uichiro Nishimoto, Yoshio Hatayama, Yohei Kaneko 2008-04-01
7214718 Quaternary ammonium salt composition Yasuki Ohtawa, Takeshi Tomifuji 2007-05-08
7115779 Softener composition Yasuki Ohtawa, Takeshi Tomifuji, Akira Sakaguchi 2006-10-03
7056450 Highly concentrated aqueous solutions of N,N-dialkyl-glycines and process for preparation thereof Takashi Ueda, Makoto Saito, Katsuhisa Inoue 2006-06-06
6855682 Softener composition Yasuki Ohtawa, Takeshi Tomifuji, Akira Sakaguchi 2005-02-15
6624137 Softening finish composition Yohei Kaneko, Yasuki Ohtawa 2003-09-23
6541444 Softener composition Yasuki Ohtawa, Uichiro Nishimoto, Yoshio Hatayama, Yohei Kaneko 2003-04-01
6521588 Softener composition Yasuki Ohtawa, Yohei Kaneko 2003-02-18
6410502 Softener compositions Yasuki Ohtawa, Yohei Kaneko 2002-06-25
5985794 Agricultural chemical composition Keiko Hasebe, Yuichi Hioki, Osamu Tachizawa, Takeshi Tomifuji, Uichiro Nishimoto +2 more 1999-11-16
5851982 Liquid softener compositions and quaternary ammonium salt Yuushi Sakata, Junichi Inokoshi, Osamu Tachizawa, Uichiro Nishimoto, Yasuki Ohtawa +3 more 1998-12-22
5728649 Agricultural chemical composition Keiko Hasebe, Yuichi Hioki, Osamu Tachizawa, Takeshi Tomifuji, Uichiro Nishimoto +2 more 1998-03-17
5696070 Quarternary ammonium salt, method for production thereof, and softener composition using salt Osamu Tachizawa, Akira Sakaguchi, Kohshiro Sotoya, Noriko Yamaguchi, Junichi Inokoshi +1 more 1997-12-09
5580481 Aqueous fabric softener composition, novel quaternary ammonium salt, and process for the preparation of said salt Yushi Sakata, Junichi Inokoshi, Osamu Tachizawa, Uichiro Nishimoto, Yasuki Ohtawa +1 more 1996-12-03
5563111 Agricultural chemical composition comprising amine surfactants with at least one ester or amide linkage Yuichi Hioki, Keiko Hasebe, Tadayuki Suzuki, Osamu Tachizawa, Takeshi Tomifuji +5 more 1996-10-08
5538937 Agricultural chemical composition comprising quaternary ammonium enhancers Keiko Hasebe, Yuichi Hioki, Osamu Tachizawa, Takeshi Tomifuji, Uichiro Nishimoto +2 more 1996-07-23
5476597 Liquid softener composition, novel quaternary ammonium salt, and process for the preparation of said salt Yushi Sakata, Junichi Inokoshi, Osamu Tachizawa, Uichiro Nishimoto, Yasuki Ohtawa +1 more 1995-12-19
5472819 Toner and developer composition containing the same Nirohiro Hayashi, Kanji Yoshimura, Kuniyasu Kawabe 1995-12-05
5282983 Fabric softener composition and ammonium salt Masaaki Yamamura, Junichi Inokoshi, Kazutaka Shiratsuchi, Toru Hayase, Uichiro Nishimoto +3 more 1994-02-01
5097073 Production of aliphatic primary of secondary amine Hiroshi Abe, Hisakazu Tajima, Kohshiro Sotoya 1992-03-17
4845239 Phosphoric esters and process for preparing the same Junya Wakatsuki, Akira Matsunaga, Tomihiro Kurosaki 1989-07-04
4774350 Phosphoric ester Junya Wakatsuki, Tomihiro Kurosaki 1988-09-27
4740609 Phosphoric esters and process for preparing same Junya Watatsuki, Tomihiro Kurosaki 1988-04-26