Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7297790 | Anhydrous mirtazapine crystals and process for preparing the same | Eiichi Iishi | 2007-11-20 |
| 6723845 | Anhydrous mirtazapine crystals and process for preparing the same | Eiichi Iishi | 2004-04-20 |
| 6552189 | Anhydrous mirtazapine crystals and process for preparing the same | Eiichi Iishi | 2003-04-22 |
| 6495685 | Process for preparing piperazine derivatives | Chiharu Maeda, Eiichi Iishi, Weiqi Wang | 2002-12-17 |
| 6090970 | Production method of alkylated cyanoacetylurea | Yutaka Otani, Hiroki Ueno, Michio Matsuda | 2000-07-18 |