Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5041529 | Preparation process for bioabsorbable polyester | Masami Ohtaguro | 1991-08-20 |
| 4859763 | Preparation process of dl-lactic acid-glycolic acid-copolymer | Hiroshi Takayanagi, Tadashi Kobayashi, Takayoshi Masuda | 1989-08-22 |