Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5993102 | Rotary body fixing device | — | 1999-11-30 |
| 5780984 | Apparatus and method for controlling rotation frequency of infinite variable-speed drive | Minoru Takaoka, Hiroyuki Tanaka | 1998-07-14 |