Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9769984 | Work apparatus with safety equipment | Hisato Osawa, Kazuya Hanada, Shunsuke Nakadate | 2017-09-26 |
| 9769985 | Work apparatus with safety equipment | Shunsuke Nakadate | 2017-09-26 |
| 8818548 | Work apparatus with safety equipment | Tatsuya Aoki | 2014-08-26 |
| 5490921 | Two water purifying, recirculating and heating apparatus | Syouji Adachi | 1996-02-13 |
| 5110468 | Fresh water generator | Susumu Miyashita, Yoshiaki Hironaka | 1992-05-05 |