Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12247002 | Process and apparatus for urea production | — | 2025-03-11 |
| 11878957 | Process and apparatus for urea production | — | 2024-01-23 |
| 11498895 | Process and apparatus for urea production | Kenji Yoshimoto | 2022-11-15 |
| 11286237 | Method for manufacturing methacrylic resin composition | Katsuhiro Iwase, Harumi Watanabe | 2022-03-29 |
| 10894764 | Method for granulating urea | Shuhei Nakamura, Akiko Sugiura | 2021-01-19 |
| 10730761 | Treatment method of an aqueous solution containing urea, ammonia and carbon dioxide and treatment equipment therefor | — | 2020-08-04 |
| 10519103 | Urea production method | Shuhei Nakamura | 2019-12-31 |
| 10174145 | Methacrylic resin | Junichi Yoshida, Harumi Watanabe, Katsuhiro Iwase, Miyuki Kazunori | 2019-01-08 |
| 10017627 | Methacrylic resin composition | Katsuhiro Iwase, Harumi Watanabe, Toshiharu Seyama, Fumiki Murakami, Miyuki Kazunori | 2018-07-10 |