Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10968141 | Concrete manufacturing method using nitrogen dissolved water and method for manufacturing reinforced concrete structure | Seiko WAKAYAMA | 2021-04-06 |
| 8956542 | Method for processing radioactively-contaminated water | Seiko WAKAYAMA | 2015-02-17 |