Issued Patents 1997
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5682573 | Image quality control in image forming apparatus | Kiyotaka Ishikawa | 1997-10-28 |
| 5675683 | Optical coupler constructed using optical fiber ferrules | Mitsuo Takahashi, Yuying Wu | 1997-10-07 |
| 5668905 | Optical fiber ferrule assembly having angular index showing polarization plane | Mitsuo Takahashi, Shuichi Takashi, Naotoshi Shiokawa | 1997-09-16 |
| 5621835 | Optical fiber assembly and manufacturing method for the same | Mitsuo Takahashi | 1997-04-15 |
| 5610608 | Method of recording signal, method of reproducing signal, and method of recording/reproducing signal | Yasuyuki Fukutomi | 1997-03-11 |