Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10778224 | Method for lighting backlight of capacitive touch switch module | Yukari Takeda, Kazuhisa Shibata | 2020-09-15 |
| 8115420 | Filament power supply circuit for vacuum fluorescent display | Naoyuki Morooka, Mizuki Akiyama, Kazuhisa Shibata | 2012-02-14 |