Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10668964 | Running device | Koji Iwasaki, Itaru Ishikawa, Ryosuke Imada, Takehiko Kiso, Hirotaka Ozaki | 2020-06-02 |
| 7377601 | Detachable crawler | Yusaku Katoh | 2008-05-27 |
| 7201457 | Rubber crawler and crawler traveling equipment | Yusaku Katoh, Hideki Kimura | 2007-04-10 |