Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5387343 | Method for improving bottom and water quality in water areas and a set of agents used in the method | Michiharu Kobayashi, Chihiro Uchida, Koji Kuroda, Shigeru Toda | 1995-02-07 |