Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5939548 | Process for preparation of 3-piperazinylbenzisothiazoles | Junichi Sakamoto, Shigeki Sakaue, Sakae Kajihara, Miki Todo | 1999-08-17 |
| 5932731 | Process for preparing aromatic or heteroaromatic sulfur compound | Mikio Yamamoto, Jun Sakamoto, Hitoshi Karino | 1999-08-03 |
| 5861511 | Process for preparation of 3 piperazinylbenzisothiazoles | Junichi Sakamoto, Shigeki Sakaue, Sakae Kajihara, Miki Todo | 1999-01-19 |
| 5856504 | Processes for producing isothiazole derivatives | Hirokazu Kagano, Mikio Yamamoto, Shigeki Sakaue, Miki Toudou | 1999-01-05 |
| 5821388 | Process for preparing .alpha.-haloacetophenone derivative | Junichi Sakamoto, Hideaki Nishiguchi | 1998-10-13 |
| 5811571 | Process for preparing aromatic or heteroaromatic sulfonyl halides | Hitoshi Karino, Jun Sakamoto, Katsuhiko Yoshida, Hideaki Nishiguchi | 1998-09-22 |
| 5773626 | Method for producing 1,2-benzisothiazol-3-ones | Hirokazu Kagano, Katsuhiko Yoshida, Mikio Yamamoto, Shigeki Sakaue | 1998-06-30 |
| 5756806 | Cyanobenzenesulfenyl halide and process for preparation of 3-substituted benzisothiazole using the same | Junichi Sakamoto, Shigeki Sakaue, Sakae Kajihara, Miki Todo | 1998-05-26 |
| 5744609 | Method for producing alkylsulfinylbenzamides and 1-2 benzisothiazol-3-ones | Hirokazu Kagano, Shigeki Sakaue | 1998-04-28 |
| 5741933 | Process for preparing aromatic or heteroaromatic sulfur compound | Mikio Yamamoto, Jun Sakamoto, Hitoshi Karino | 1998-04-21 |
| 5679827 | Cyanobenzenesulfenyl halide and process for preparation of 3-substituted benzisothiazole using the same | Junichi Sakamoto, Shigeki Sakaue, Sakae Kajihara, Miki Todo | 1997-10-21 |
| 5672751 | Method for producing alkylsulfinylbenzamides and 1,2-benzisothiazol-3-ones | Hirokazu Kagano, Shigeki Sakaue | 1997-09-30 |
| 5633384 | Method for producing 1,2-benzisothiazol-3-ones | Hirokazu Kagano, Katsuhiko Yoshida, Mikio Yamamoto, Shigeki Sakaue | 1997-05-27 |
| 5508416 | Method for producing alkylsulfinylbenzamides and 1,2-benzisothiazol-3-ones | Hirokazu Kagano, Shigeki Sakaue | 1996-04-16 |
| 5352821 | 2,5-dichlorophenylthioglycolic acid derivative and method for its production | Nario Kimura, Naohiro Yoshikawa, Katsuhiko Yoshida | 1994-10-04 |
| 5310940 | Production of thiophene-2,5-dicarboxylic acid diesters, tetrahydrothiophene-2,5-dicarboxylic acid diesters and dibenzoxazolylthiophenes | Nario Kimura, Satoshi Kimura, Naohiro Yoshikawa, Masaki Teramoto, Yoshihide Masuda +1 more | 1994-05-10 |
| 5298630 | Processes for producing 2-substituted benzo[B]thiophene | Hirokazu Kagano, Katsuhiko Yoshida, Masahito Nakano | 1994-03-29 |
| 5221749 | Production of dibenzoxazolylthiophenes | Nario Kimura, Satoshi Kimura, Naohiro Yoshikawa, Masaki Teramoto, Yoshihide Masuda +1 more | 1993-06-22 |
| 5210291 | Method for producing dichlorophenylthioglycolic acid | Michio Suzuki, Hiroyuki Hata, Masato Yoshikawa, Toshiyuki Ohe, Hirokazu Kagano +2 more | 1993-05-11 |
| 5210287 | 2,5-dichlorophenylthioglycolic acid derivative and method for its production | Nario Kimura, Naohiro Yoshikawa, Katsuhiko Yoshida | 1993-05-11 |
| 5101049 | Novel thiophene derivatives and methods for producing the same | Masao Kawamura, Kunioki Kato, Makoto Sato | 1992-03-31 |
| 5093504 | Production of thiophene-2,5-dicarboxylic acid diesters, tetrahydrothiophene-2,5-dicarboxylic acid diesters and dibenzoxazolylthiophenes | Nario Kimura, Satoshi Kimura, Naohiro Yoshikawa, Masaki Teramoto, Yoshihide Masuda +1 more | 1992-03-03 |
| 4943655 | Salt of 5-acetyl-2-alkylbenzenesulfonic acid | Kunioki Kato, Masao Kawamura, Kiyoshi Sawada, Kazuhiro Hamatani | 1990-07-24 |
| 4853158 | Process for preparing N,N-dialkylaniline salt of 5-acetyl-2-alkylbenzene sulfonic acid | Kunioki Kato, Masao Kawamura, Kiyoshi Sawada, Kazuhiro Hamatani | 1989-08-01 |
| 4792612 | Thiophene derivatives and methods for producing the same | Masao Kawamura, Kunioki Kato, Makoto Sato | 1988-12-20 |