Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6423849 | Process of preparing 5-(2-substituted-4-nitrophenyl)-oxazole, novel oxazole compound, and process of preparing the same | Azusa Yonezawa, Keisuke Tsuzuki, Kazumasa Hirata | 2002-07-23 |
| 5336779 | Method of producing formylimidazoles | Toshio Yamamoto, Kazumasa Hirata, Shigenori Wakabayashi | 1994-08-09 |