Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6066945 | Method and device for automatically switching three-phase voltage for power saving transformer | Chiyuki Shimazu, Koji Yabase | 2000-05-23 |
| 5654627 | Method of automatically changing upper, balanced and lower voltage in electric power saving transformer and the device of the same | Chiyuki Shimazu | 1997-08-05 |
| 5517374 | Magnetic disk drive apparatus having disk clamp attachable using a single fastener | Kouichi Katakura | 1996-05-14 |
| 5027026 | Brushless motor | Sadayoshi Mineta, Kimio Kitajima | 1991-06-25 |