TA

Toshifumi Akiba

DC Daiichi Pharmaceutical Co.: 8 patents #13 of 399Top 4%
KC Kuraray Co.: 1 patents #981 of 1,827Top 55%
SC Sumitomo Chemical: 1 patents #2,469 of 4,033Top 65%
📍 Tokyo, MO: #164 of 223 inventorsTop 75%
Overall (All Time): #659,071 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
7358400 Process for producing cyclopropane monoacetal derivative and intermediate therefor Kenichi Koyakumaru, Shingo Ueyama, Katsuji Ujita, Tatsuhiko Hayashibara, Naoshi Nakagawa +1 more 2008-04-15
7074837 Processes for preparation of bicyclic compounds and intermediates therefor Keiji Nakayama, Makoto Muto, Tatsuru Saito, Yuichiro Tani 2006-07-11
6825353 Process for producing quinolonecarboxylic acids and intermediates thereof Tatsuru Saito, Toshiaki Jouno, Yuichiro Tani 2004-11-30
6596898 Process for preparing halogenated cyclopropane derivatives Tsutomu Ebata, Takanobu Ikeya, Ryuhei Wakita, Mikio Sasaki 2003-07-22
6218548 Production process of cyclic compound Tutomu Ebata, Tatsuru Saito, Sadahiro Shimizu, Keiichi Hirai, Naoki Ohta +1 more 2001-04-17
6013806 Production process of cyclic compound Tutomu Ebata, Tatsuru Saito, Sadahiro Shimizu, Keiichi Hirai, Naoki Ohta +1 more 2000-01-11
5856518 Production process of cyclic compound Tutomu Ebata, Tatsuru Saito, Sadahiro Shimizu, Keiichi Hirai, Naoki Ohta +1 more 1999-01-05
5780669 Selective dehalogenation process Takanobu Ikeya, Hirofumi Kawanishi, Yusuke Yukimoto, Shinji Kamihara, Tsutomu Ebata 1998-07-14