Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5620071 | Electrically controlled force transmitting method and electrically controlled force transmitting apparatus | Masazumi Ishikawa, Katsunori Aoki, Yasuhiko Ohsawa, Keishi Negita, Hiroshi Takao | 1997-04-15 |