Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11618726 | Method for producing diol | Akimasa Watanabe | 2023-04-04 |
| 9212094 | Polycarboxylic copolymer, cement dispersion agent, cement admixture, and cement composition | Hirokatsu Kawakami, Kazutaka Otsuki | 2015-12-15 |