Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5684630 | Polarization converter | — | 1997-11-04 |
| 5659410 | Surface light source device and liquid crystal display | Yasuhiro Koike | 1997-08-19 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5684630 | Polarization converter | — | 1997-11-04 |
| 5659410 | Surface light source device and liquid crystal display | Yasuhiro Koike | 1997-08-19 |