Issued Patents 2002
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6476227 | Piperidine derivative and process for preparing the same | Kiyoshi Sugi, Tadashi Katsura, Masami Igi, Shigeya Yamazaki, Taro Ishibashi +3 more | 2002-11-05 |
| 6376678 | Production method of hydrazine derivative | Kiyoshi Sugi, Kozo Matsui, Tetsuya Shintaku | 2002-04-23 |
| 6369266 | Process for producing tert-butyl 4′-methyl-2-biphenylcarboxlate | Tetsuya Shintaku, Kiyoshi Sugi, Tadashi Katsura | 2002-04-09 |
| 6365745 | Method for producing hydrazine derivative | Kozo Matsui, Kiyoshi Sugi, Hiromi Suga | 2002-04-02 |
| 6350880 | Crystalline or crystallized acid addition salt of losartan and purification method of losartan | Tadashi Katsura, Hiroshi Shiratani | 2002-02-26 |