Issued Patents 2023
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11634373 | Bisphenol composition and method for producing same, and polycarbonate resin and method for producing same | Kei Uchiyama, Kazuhisa Hatakeyama, Makoto Nakamura, Michitaka Ise | 2023-04-25 |