Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6599675 | Polyimides and polyamic acids | Jun Kamada, Takashi Kuroki, Shoji Tamai | 2003-07-29 |
| 5359117 | Processes for producing aromatic polycarbonate oligomer and aromatic polycarbonate | Yoshiyuki Totani, Motokazu Hirao, Tomonori Ito, Masakatsu Nakatsuka, Akihiro Yamaguchi +4 more | 1994-10-25 |