Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9850347 | Polyamic acid resin composition, polyimide film using same, and method for producing said polyimide film | Masao Tomikawa | 2017-12-26 |
| 9822281 | Polyamide acid and resin composition containing same | Masao Tomikawa | 2017-11-21 |