Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9796831 | Process for producing particles | Masahito Sekiguchi, Yasuo Uekita | 2017-10-24 |
| 9522990 | Carbon black | Yohei Fujii | 2016-12-20 |
| 6441187 | Method for producing camphorsultam | Shigeya Yamasaki | 2002-08-27 |
| 6350880 | Crystalline or crystallized acid addition salt of losartan and purification method of losartan | Tadashi Katsura, Nobushige Itaya | 2002-02-26 |
| 5998652 | Process for preparing 2-cyanobiphenyl compound | Tadashi Katsura, Kiyoshi Sugi, Nobushige Itaya | 1999-12-07 |
| 5892094 | Process for preparing 4'-methyl-2-cyanobiphenyl | Tadashi Katsura, Kiyoshi Sugi, Nobushige Itaya | 1999-04-06 |
| 5621134 | Method for producing 4'-bromomethyl-2-cyanobiphenyl | Tadashi Katsura | 1997-04-15 |