Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5606007 | Processes for preparing aromatic polycarbonates | Takeshi Sakashita, Tomoaki Shimoda, Hideyuki Itoi, Takashi Nagai | 1997-02-25 |
| 5187242 | Polycarbonate, polyestercarbonate resin compounds and preparing methods thereof | Takeshi Sakashita, Tomoaki Shimoda, Takashi Nagai | 1993-02-16 |