Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12215091 | Method for producing methylene disulfonate compound | Hirotake Moriyama | 2025-02-04 |
| 12129239 | Method for producing methylene disulfonate compound | Seiji Bando, Yusaku Masuhara | 2024-10-29 |
| 11802119 | Method for producing cyclic disulfonic acid ester compound | Seiji Bando, Hirotake Moriyama | 2023-10-31 |