Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888878 | Fine positioning device | Kozo Ono, Kojiro Ogata, Ken Murayama, Yoshihiro Hoshino | 1989-12-26 |
| 4810943 | Method and apparatus for controlling air-conditioning apparatus | Yasutsugu Kawaguchi, Kiyoshi Fuji, Takeshi Mitsuta | 1989-03-07 |