Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6642377 | Process for the preparation of basic antibiotic-inorganic acid addition salts and intermediate oxalates | Hiroyuki Chiba, Taiju Nakamura, Shin Sakurai, Hiroyuki Ishizuka, Hiroyuki Saito +4 more | 2003-11-04 |
| 6620945 | Process for producing stereoisomer of pyrrolidine derivative | Toyokazu Haga, Manabu Sasyou, Shigeto Negi, Hiroyuki Naka, Hirofumi Noda +1 more | 2003-09-16 |