Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6509693 | Filament for fluorescent display device | Yukio Ogawa, Kazuyoshi Ishikawa, Katsutoshi Kogo, Satoshi Yoshimura | 2003-01-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6509693 | Filament for fluorescent display device | Yukio Ogawa, Kazuyoshi Ishikawa, Katsutoshi Kogo, Satoshi Yoshimura | 2003-01-21 |