Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11485803 | Method for deodorizing hydrogenated petroleum resin, and method for producing hydrogenated petroleum resin | Yoshikazu Iijima, Keisuke MATSUSHITA | 2022-11-01 |
| 11426831 | Cooling liquid feeder | Shoichi MORIMURA | 2022-08-30 |
| 11220563 | Production method for hydrogenated petroleum resin | Keisuke MATSUSHITA, Yoshikazu Iizima | 2022-01-11 |