Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8288579 | Method for producing N-methacryloyl-4-cyano-3-trifluoromethylaniline | Tadashi Mizuno | 2012-10-16 |
| 7632971 | Method of crystallization of bicalutamide | Tadashi Mizuno, Nobushige Itaya | 2009-12-15 |
| 7132548 | Process for recovering 1,3-dimethyl-2-imidazolidinone | Nobuhiro Arai, Tadashi Mizuno | 2006-11-07 |
| 7132560 | Crystal of bicalutamide and production method thereof | Tetsuya Shintaku, Nobushige Itaya | 2006-11-07 |
| 7038075 | Production method of racemic 3-hydroxy-3-(2-phenylethyl)hexanoic acid C1-6 alkyl ester | Masahide Tanaka, Kozo Matsui, Mitsuhiro Iwasaki, Hiroshi Maeda, Nobushige Itaya | 2006-05-02 |
| 6815548 | Process for preparing a piperidine derivative | Kiyoshi Sugi, Nobushige Itaya, Masami Igi, Shigeya Yamazaki, Taro Ishibashi +3 more | 2004-11-09 |
| 6740770 | Crystal of bicalutamide and production method thereof | Tetsuya Shintaku, Nobushige Itaya | 2004-05-25 |
| 6683207 | Production method of (R)-3 hydroxy-3-(2-phenylethyl) hexanoic acid and intermediate thereof | Masahide Tanaka, Kozo Matsui, Mitsuhiro Iwasaki, Hiroshi Maeda, Nobushige Itaya | 2004-01-27 |
| 6610851 | Process for preparing a piperidine derivative | Kiyoshi Sugi, Nobushige Itaya, Masami Igi, Shigeya Yamazaki, Taro Ishibashi +3 more | 2003-08-26 |
| 6476227 | Piperidine derivative and process for preparing the same | Kiyoshi Sugi, Nobushige Itaya, Masami Igi, Shigeya Yamazaki, Taro Ishibashi +3 more | 2002-11-05 |
| 6369266 | Process for producing tert-butyl 4′-methyl-2-biphenylcarboxlate | Tetsuya Shintaku, Kiyoshi Sugi, Nobushige Itaya | 2002-04-09 |
| 6350880 | Crystalline or crystallized acid addition salt of losartan and purification method of losartan | Hiroshi Shiratani, Nobushige Itaya | 2002-02-26 |
| 6333430 | Process for preparing tert-alkyl ester from carboxylic acid | Tetsuya Shintaku, Kiyoshi Sugi, Nobushige Itaya | 2001-12-25 |
| 5998652 | Process for preparing 2-cyanobiphenyl compound | Hiroshi Shiratani, Kiyoshi Sugi, Nobushige Itaya | 1999-12-07 |
| 5948914 | Piperidine derivative and process for preparing the same | Kiyoshi Sugi, Nobushige Itaya, Masami Igi, Shigeya Yamazaki, Taro Ishibashi +3 more | 1999-09-07 |
| 5892094 | Process for preparing 4'-methyl-2-cyanobiphenyl | Hiroshi Shiratani, Kiyoshi Sugi, Nobushige Itaya | 1999-04-06 |
| 5621134 | Method for producing 4'-bromomethyl-2-cyanobiphenyl | Hiroshi Shiratani | 1997-04-15 |
| 4729953 | Optically active 4-hydroxy-2-cyclopentenones, and their production | Masayoshi Minai | 1988-03-08 |
| 4665174 | Production of cyclopentenone derivatives | Masayoshi Minai | 1987-05-12 |
| 4608442 | Process for preparing 4-hydroxy-2-cyclopentenones | Masayoshi Minai | 1986-08-26 |
| 4542235 | Method for producing an optically active 2,2-dimethylcyclopropanecarboxylic acid | Masayoshi Minai, Kazuhiko Hamada, Gohfu Suzukamo | 1985-09-17 |
| 4536599 | Synthesis of amine derivatives | Fujio Masuko | 1985-08-20 |
| 4535182 | Process for preparing 2-cyclopentenone esters | Masayoshi Minai | 1985-08-13 |
| 4511655 | Process for producing 4-cyclopentenones | Masayoshi Minai | 1985-04-16 |
| 4496767 | Process for preparing 2-cyclopentenone derivatives | Masayoshi Minai | 1985-01-29 |