Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5687143 | Reproducing apparatus having an optical head system | Koji Takahashi, Yoshitake Nagashima | 1997-11-11 |
| 5680500 | Record bearing medium for still video signal | Koji Takahashi, Yoshitake Nagashima | 1997-10-21 |
| 5673547 | Method of and apparatus for spinning and piecing yarn | Kenji Baba, Shinichi Satomi | 1997-10-07 |
| 5647197 | Fiber spinning method and apparatus utilizing a twisting guide | — | 1997-07-15 |