Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5667426 | Method of polishing the end face of a ferrule on an optical connector | Hiroyuki Tokita, Keiichi Ishiyama, Nobuo Suzuki | 1997-09-16 |
| 5652737 | Magneto-optical disk pick-up device having mode splitter using cut off effect caused by tapered waveguide | Kuniaki Okada, Hiroyuki Yamamoto, Yoshio Yoshida, Yukio Kurata, Keiji Sakai | 1997-07-29 |
| 5652816 | Optical coupler and method for producing the same | Kuniaki Okada, Hiroyuki Yamamoto, Yoshio Yoshida, Yukio Kurata | 1997-07-29 |