Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10038296 | Light amplification device and laser processing device | Hiroshi Fukui, Tadamasa Yokoi, Tatsuo Ogaki, Shuichi Tani, Tatsunori SAKAMOTO | 2018-07-31 |
| 8837895 | Fiber holder and fiber laser apparatus | Fumihiko Nakano, Tadamasa Yokoi, Masao Yoshioka | 2014-09-16 |