Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5464811 | Benzene derivatives substituted with heterocyclic ring and herbicides containing same as active ingredients | Kenji Hirai, Tomoko Tateno, Emiko Ejiri, Kikuko Harasawa, Yuichi Onji +2 more | 1995-11-07 |
| 5424277 | Benzene derivatives substituted with heterocyclic ring, and herbicides containing same as active ingredients | Kenji Hirai, Tomoko Tateno, Emiko Ejiri, Kikuko Harasawa, Yuichi Onji +2 more | 1995-06-13 |
| 5391807 | Methods of preparing fluorobenzene derivatives and related compounds | Kenji Hirai, Tomoyuki Yano, Emiko Ejiri, Tomoko Tateno, Kiyomi Aizawa | 1995-02-21 |
| 5344953 | Fluorobenzene derivatives | Kenji Hirai, Tomoyuki Yano, Emiko Ejiri, Tomoko Tateno, Kiyomi Aizawa | 1994-09-06 |
| 5281742 | Bis(fluorophenyl) carbonate derivatives | Kenji Hirai, Tomoyuki Yano, Emiko Ejiri, Tomoko Tateno, Kiyomi Aizawa | 1994-01-25 |
| 5053557 | Process for preparing 2-chloro-4-fluorophenol | Kenji Hirai | 1991-10-01 |