Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8470957 | Method for producing bischloroformate compound, polycarbonate oligomer having small number of monomers and solution containing bischloroformate compound | Takaaki Hikosaka, Hideyuki Miyamoto, Chikayuki Chiba, Hitoshi Takemoto | 2013-06-25 |
| 8344092 | Method for producing bischloroformate compound, polycarbonate oligomer having small number of monomers and solution containing bischloroformate compound | Takaaki Hikosaka, Hideyuki Miyamoto, Chikayuki Chiba, Hitoshi Takemoto | 2013-01-01 |