Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5655827 | Surface light source device | Isamu Kaneko, Kazuaki Yokoyama, Tsuyoshi Ishikawa | 1997-08-12 |
| 5641225 | Illumination device | Nobuhisa Noguchi, Teruo Hoshi | 1997-06-24 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5655827 | Surface light source device | Isamu Kaneko, Kazuaki Yokoyama, Tsuyoshi Ishikawa | 1997-08-12 |
| 5641225 | Illumination device | Nobuhisa Noguchi, Teruo Hoshi | 1997-06-24 |