Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10504199 | Picking assistant system | Kiyoshi Tada, Takeshi Sato, Tetsuya Iida | 2019-12-10 |
| 4905016 | Recorder with a pencil pen and method therefor | Nobuyuki Kobayashi, Yukihiro Kaneko, Tikao Nakagawa, Masatoshi Noguchi, Masashi Nakamura | 1990-02-27 |