Issued Patents 2003
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6628893 | DC motor rotation control apparatus | Yoshimi Ohno, Ikuya Tsurukawa | 2003-09-30 |
| 6617816 | DC motor rotation detecting apparatus and DC motor rotation control apparatus | Yoshimi Ohno, Ikuya Tsurukawa | 2003-09-09 |
| 6579623 | Composite material member for semiconductor device and insulated and non-insulated semiconductor devices using composite material member | Yasutoshi Kurihara, Yasuo Kondo, Takumi Ueno, Toshiaki Morita, Takashi Suzumura +2 more | 2003-06-17 |
| 6570350 | DC motor rotation detecting apparatus and DC motor rotation control apparatus | Yoshimi Ohno, Ikuya Tsurukawa | 2003-05-27 |
| 6536577 | Coin handling method and device | Takeshi Ishida, Tsunehiro Aso | 2003-03-25 |