Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7516646 | Impact test apparatus | Takashi Kojima | 2009-04-14 |
| 5518990 | Method for preventing emergence of algae and antialgal composition | Kazumichi Ushio | 1996-05-21 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7516646 | Impact test apparatus | Takashi Kojima | 2009-04-14 |
| 5518990 | Method for preventing emergence of algae and antialgal composition | Kazumichi Ushio | 1996-05-21 |