Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9321863 | Polyvinyl sulfonic acid, production method thereof, and use thereof | Hiroshi Akikaze, Hidenori Okuzaki | 2016-04-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9321863 | Polyvinyl sulfonic acid, production method thereof, and use thereof | Hiroshi Akikaze, Hidenori Okuzaki | 2016-04-26 |