Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7132784 | Fluorescent display tube having provision for preventing short-circuit therein, and method of manufacturing the same | Takahiro Nakano, Akihiro Oku | 2006-11-07 |
| 5643034 | Fluorescent display tube wherein grid electrodes are formed on ribs contacting fluorescent segments, and process of manufacturing the display tube | Noboru Endoh | 1997-07-01 |
| 5568012 | Fluorescent display tube wherein grid electrodes are formed on ribs contacting fluorescent segments, and process of manufacturing the display tube | Noboru Endoh | 1996-10-22 |