Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8423785 | Authentication apparatus and portable terminal | Erina Takikawa, Takayoshi Yamashita | 2013-04-16 |
| 7590284 | Pupil color estimating device | Takashi Kakiuchi, Masahiro Senga, Miki Matsuoka | 2009-09-15 |