Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7784104 | Power tool system | Masaki Ikeda, Naotake Tanaka, Atsumasa Kubota, Tatsuya Miwa | 2010-08-24 |
| 5193528 | Hand-held vibratory massager | Hironori Iwamoto, Kuniharu Ichikawa, Taro Mochida | 1993-03-16 |
| 4574786 | Massage apparatus | Kouichi Hashimoto, Ken Kakino, Yukio Yamamura | 1986-03-11 |