Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8303846 | Infra-red light emitting phosphor | Takeshi Takahara, Yasushi Aoki, Takashi Murase | 2012-11-06 |
| 7910939 | Semiconductor light-emitting device and light-emitting display therewith | Tetsuya Hanamoto, Wataru Takase, Kiyoshi Suzuki, Tomokazu Sagara | 2011-03-22 |
| 7271423 | Semiconductor light-emitting device and light-emitting display device therewith | Tetsuya Hanamoto, Wataru Takase, Kiyoshi Suzuki, Tomokazu Sagara | 2007-09-18 |
| 5220166 | Information reading method | Nobuyoshi Takeuchi, Yuzo Ishikawa | 1993-06-15 |