Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7884553 | Light-emitting diode illumination circuit, illumination device, and liquid crystal display apparatus | Kunio Oshimo, Takenobu Urazono | 2011-02-08 |
| 7604362 | Backlight apparatus, liquid crystal display | Masato Hatanaka, Kazuhiro Yokota, Takashi Oku | 2009-10-20 |
| 7413331 | LCD with multi-color optical unit and cross dichroic device | Masato Hatanaka, Kazuhiro Yokota, Takashi Oku | 2008-08-19 |
| 4857800 | Electron beam indicator tube with accelerating electrode | Akio Ohkoshi, Hideaki Nakagawa, Koji Tsuruta, Yasuyoshi Sugii | 1989-08-15 |