Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6054586 | Process for the preparation of 4-methylenepiperidine | — | 2000-04-25 |
| 5962476 | Azolylamine derivative | Haruhito Kobayashi, Hironobu Ogura, Kiyoshi Nagai, Tokiko Nishida, Tadashi Arika +2 more | 1999-10-05 |
| 5716969 | Azolylamine derivative | Haruhito Kobayashi, Hironobu Ogura, Kiyoshi Nagai, Tokiko Nishida, Tadashi Arika +2 more | 1998-02-10 |
| 5620994 | Azolylamine derivative | Haruhito Kobayashi, Hironobu Ogura, Kiyoshi Nagai, Tokiko Nishida, Tadashi Arika +2 more | 1997-04-15 |
| 4883879 | Cephalosporin compounds, processes for their preparation and antibacterial agents | Yoshiyuki Zama, Nobuo Ishiyama, Tsuneo Saita, Masao Hirose, Masaaki Yokoyama +4 more | 1989-11-28 |
| 4822786 | Cephalosporin compounds, and antibacterial agents | Yoshiyuki Zama, Nobuo Ishiyama, Tsuneo Saita, Masao Hirose, Masaaki Yokoyama +4 more | 1989-04-18 |
| 4691014 | Cephalosporin compounds | Masaaki Yokoyama, Kazuya Sasaki, Makoto Yamamoto, Kouji Amemiya | 1987-09-01 |