Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5859244 | 1,4-dihydropyridine derivatives and methods of producing the same | Hiroshi Ikawa, Yasuko Konagai, Tetsuaki Yamaura, Noriko Kase | 1999-01-12 |
| 5763614 | 1,4-dihydropyridine derivatives and methods of producing the same | Hiroshi Ikawa, Yasuko Konagai, Tetsuaki Yamaura, Noriko Kase | 1998-06-09 |
| 5696268 | 1, 4-Dihydropyridine derivatives and methods of producing the same | Hiroshi Ikawa, Yasuko Konagai, Tetsuaki Yamaura, Noriko Kase | 1997-12-09 |
| 5644059 | 1,4-dihydropyridine derivatives and methods of producing the same | Hiroshi Ikawa, Yasuko Konagai, Tetsuaki Yamaura, Noriko Kase | 1997-07-01 |
| 5367081 | 1,4-dihydropyridine derivatives | Hiroshi Ikawa, Yasuko Konagai, Tetsuaki Yamaura, Noriko Kase | 1994-11-22 |
| 5286869 | 1,4-dihydropyridine derivatives | Hiroshi Ikawa, Yasuo Sekine | 1994-02-15 |
| 5276150 | 1,4-dihydropyridine derivatives | Hiroshi Ikawa, Nobuo Kobayashi, Yasuko Konagai, Yasuo Sekine | 1994-01-04 |