Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5785882 | Fluorine-based magnetic fluid | Yasushi Yamamoto, Yutaka Kouda, Tomoko Minagawa, Takao Kanno | 1998-07-28 |
| 5738802 | Fluorine-based magnetic fluid | Yasushi Yamamoto, Yutaka Kouda, Tomoko Minagawa, Takao Kanno | 1998-04-14 |
| 5718833 | Fluorine-based magnetic fluid | Yasushi Yamamoto, Yutaka Kouda, Tomoko Minagawa, Takao Kanno | 1998-02-17 |