Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5763619 | Process for the production of tetrazolyl compounds | Yasushi Shida | 1998-06-09 |
| 5578733 | Process for the production of tetrazolyl compounds | Yasushi Shida | 1996-11-26 |
| 5118817 | Process for production of 2-phosphated esters of ascorbic acid | Yasushi Kawashima | 1992-06-02 |
| 4871868 | Production of substituted acetylenic compounds | Yuzuru Saito | 1989-10-03 |
| 4505788 | Production of p-aminobenzoylglutamic acid by electrochemical reduction | Takao Niinobe, Takashi Baba | 1985-03-19 |
| 4256550 | Method for producing vitamin B.sub.1 and its intermediate | Takao Niinobe, Masao Yokoyama | 1981-03-17 |