Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4866366 | Negative feedback power supply apparatus | Toshitsugu Tajima | 1989-09-12 |
| 4848684 | Wound core having circular and elliptic outer surface portions | Hiromitsu Sasaki, Akiharu Koike | 1989-07-18 |
| 4844312 | Apparatus for controlling traverse position of running strip | Takayuki Gomi | 1989-07-04 |
| 4842208 | Method and apparatus for manufacturing wound core | — | 1989-06-27 |