Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6411016 | Piezoelectric generating apparatus | Yasuhiro Sakai | 2002-06-25 |
| 5001382 | Stepping motor and a method of driving the same | Kazumasa Ohnishi, Minoru Kurosawa | 1991-03-19 |
| 4779019 | Electrostriction motor | Kazumasa Onishi | 1988-10-18 |
| 4403954 | Apparatus for heat-treating pipes | Hitoshi Kokeguchi, Jiro Yamaguchi, Akinori Sakoda, Tadashi Yamashita, Yoshimasa Katsuki +2 more | 1983-09-13 |