Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6797803 | Recycle process for polycondensation resins | Akio Ikeda, Takato Kimura, Tomoaki Shimoda, Masahiko Tatsumi | 2004-09-28 |
| 6790927 | Optical polycarbonate and applications thereof | Tomoaki Shimoda | 2004-09-14 |
| 6720404 | Polycarbonates for optical use, and their applications | Tomoaki Shimoda | 2004-04-13 |