Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12396300 | Light-emitting device and method of manufacturing the same | Katsuya AOSHIMA | 2025-08-19 |
| 11754878 | Backlight device | Toshinobu Katsumata, Takumi Miyashita, Takuma Horiuchi | 2023-09-12 |
| 11681181 | Backlight device | Toshinobu Katsumata, Takumi Miyashita, Takuma Horiuchi | 2023-06-20 |
| 11675230 | Backlight | Takuma Horiuchi, Takumi Miyashita | 2023-06-13 |
| 11506935 | Backlight | Takuma Horiuchi, Takumi Miyashita | 2022-11-22 |
| 11054700 | Backlight | Takuma Horiuchi, Takumi Miyashita | 2021-07-06 |
| 10302840 | Backlight | Naoya Kashiwagi, Takuma Horiuchi, Takashi Watanabe | 2019-05-28 |
| 10001672 | Side edge planar lighting unit | Yoshihiro Sho, Naoya Kashiwagi, Takashi Watanabe, Takumi Miyashita, Toshinobu Katsumata +4 more | 2018-06-19 |
| 8616749 | Planar light-emitting device | Takahiro Shimizu, Koichi Hada, Junji Miyashita, Makoto Yasuhara | 2013-12-31 |
| 7527411 | Lightguide plate of a double-sided illumination backlight and a double-sided liquid crystal display unit using the backlight | Junji Miyashita | 2009-05-05 |
| 7488103 | Lighting device with light guide plate illuminated by LED | Toshinobu Katsumata | 2009-02-10 |
| 7478938 | Two-sided-emission-type back light unit and display using said back light unit | Daisaku Okuwaki | 2009-01-20 |
| 7072116 | Sheet light emitting apparatus | Daisaku Okuwaki, Takashi Shimura, Junji Miyashita | 2006-07-04 |
| 5734537 | Tape guide structure of rotary head drum in recording/reproduction apparatus and method of machining the same | Seiji Ono, Kenmei Masuda, Hidekazu Takeda, Atsushi Inoue, Nobuo Masuoka +3 more | 1998-03-31 |
| 5661622 | Rotary magnetic head cylinder device for reduced vibration and proper head/type alignment | Masanori Kochi, Akihiro Nakajima, Yoshio Uemura, Toshihiko Imachi, Kuniaki Hirayama +1 more | 1997-08-26 |