Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6400073 | Double-faced fluorescent display tube and method of manufacturing the same | Akihiro Mihira, Tadashi Mizohata, Katsushi Tokura | 2002-06-04 |
| 4216470 | Luminescent display device having conductors for field control | Takao Kishino, Nobuo Yamaguchi | 1980-08-05 |
| 4190787 | Phosphorus luminescent display tube | Takao Kishino, Satoru Makita, Tsutomu Morooka | 1980-02-26 |