Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10919918 | Tetracarboxylic dianhydride, polyimide resin and method for producing the same, photosensitive resin compositions, patterning process, method for forming cured film, interlayer insulating film, surface protective film, and electronic parts | Hiroyuki Urano, Masashi Iio, Katsuya Takemura, Kazuya Honda | 2021-02-16 |