Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7439701 | Method and device for detecting initial excitation phase of stepping motor | — | 2008-10-21 |
| 6624604 | Wiper controller with fault detector device | Akira Serizawa, Yuichi Nakazawa | 2003-09-23 |
| 6586848 | Function selecting control system | Kazuhiro Kubota, Yuichi Nakazawa | 2003-07-01 |
| 5882819 | Sulfide-series electrode material and secondary battery with high energy density | Katsuhiko Naoi, Yasuhiro Suzuki | 1999-03-16 |
| 5792575 | Lithium sulfur secondary battery and elecrode material for a non-aqueous battery | Katsuhiko Naoi, Takitaro Yamaguchi, Hiroshi Iizuka | 1998-08-11 |
| 5783330 | Electrode material and secondary battery | Katsuhiko Naoi, Hiroshi Iizuka, Yasuhiro Suzuki | 1998-07-21 |