Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5994542 | Process for producing 1-substituted tetrahydroquinazolines | Sachiko Asada, Masashi Komatsu | 1999-11-30 |
| 5981749 | Process for producing isatoic anhydrides | Masashi Komatsu, Hiroshi Ueda | 1999-11-09 |
| 5973145 | Process for producing isatoic anhydrides | Masashi Komatsu, Hiroshi Ueda | 1999-10-26 |
| 5795984 | Process for producing isatoic anhydrides | Masashi Komatsu, Hiroshi Ueda | 1998-08-18 |
| 5780628 | Process for producing dioxoquinazolines | Masashi Komatsu, Hiroshi Ueda | 1998-07-14 |
| 5756738 | Process for producing 1-substituted tetrahydroquinazolines | Masashi Komatsu, Sachiko Takeuchi | 1998-05-26 |
| 5463103 | Process for producing 1,4-dicyano-2-butene | Shigeo Wake, Takeshi Ogawa | 1995-10-31 |
| 5200561 | Process for producing optically active amines | Naoto Konya, Yukio Yoneyoshi, Yoji Sakito, Gohfu Suzukamo, Hiroko Sakane | 1993-04-06 |