Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4798997 | Lighting device | Katsuo Saito, Hiroshi Satomura | 1989-01-17 |
| 4797598 | Illumination apparatus | Katsuya Oikawa, Katuo Saitor, Hiroshi Satomura | 1989-01-10 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4798997 | Lighting device | Katsuo Saito, Hiroshi Satomura | 1989-01-17 |
| 4797598 | Illumination apparatus | Katsuya Oikawa, Katuo Saitor, Hiroshi Satomura | 1989-01-10 |