Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5323613 | Motor-generator voltage controller for turbocharger | — | 1994-06-28 |
| 5306997 | Drive system for turbocharger with rotary electric machine | — | 1994-04-26 |
| 4971021 | Apparatus for cutting semiconductor crystal | Yutaka Kubotera | 1990-11-20 |
| 4903437 | Slicing machine for cutting semiconductor material | Yutaka Kubotera | 1990-02-27 |