Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5659560 | Apparatus and method for driving oscillation polarization selective light source, and optical communication system using the same | Toshihiko Ouchi, Masao Majima, Seiji Mishima, Ouichi Kubota | 1997-08-19 |
| 5608572 | Optical apparatus and a method using the apparatus, which utilizes the occurrence of a change in a both-end voltage of an amplifying region | Kenji Nakamura | 1997-03-04 |
| 5606176 | Strained quantum well structure having variable polarization dependence and optical device including the strained quantum well structure | — | 1997-02-25 |