Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11639726 | Blower | Atsushi Yamamoto, Shinpei Inagawa | 2023-05-02 |
| 11154943 | Chainsaw | Hideki Kachi, Koji Haneda | 2021-10-26 |
| 9148997 | Work apparatus | Ko Fukunaga, Atsushi Yamamoto, Minoru Yamamoto | 2015-10-06 |
| 6145727 | Pneumatic tool | Kenji Mukoyama, Yukiyasu Okouchi, Junichi Iwakami | 2000-11-14 |
| 5873418 | Percussive tool having a reduced impact at the start of percussive operation | Takuo Arakawa | 1999-02-23 |
| 5775441 | Power driven striking tool | Yoshihiro Kasuya | 1998-07-07 |