Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11739182 | Polyester composition, polyester film, and magnetic recording medium | Makoto Handa, Mitsuo Tojo, Tatsuya Ogawa | 2023-08-29 |
| 11708488 | Polyester composition, polyester film, and magnetic recording medium | Junichi Togasaki, Makoto Handa, Tatsuya Ogawa, Shigeyuki Watanabe | 2023-07-25 |