Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7446264 | Electromagnetic wave shielding gasket | Keiichi Miyajima, Takeshi Yamada, Tomohiro Inoue | 2008-11-04 |
| 5785882 | Fluorine-based magnetic fluid | Yasushi Yamamoto, Yoshiyuki Takeishi, Tomoko Minagawa, Takao Kanno | 1998-07-28 |
| 5738802 | Fluorine-based magnetic fluid | Yasushi Yamamoto, Yoshiyuki Takeishi, Tomoko Minagawa, Takao Kanno | 1998-04-14 |
| 5718833 | Fluorine-based magnetic fluid | Yasushi Yamamoto, Yoshiyuki Takeishi, Tomoko Minagawa, Takao Kanno | 1998-02-17 |
| 5240628 | Process for producing magnetic fluid | Takao Kanno, Yasuki Karita, Hirokazu Nagato, Takahiro Ishizuka | 1993-08-31 |