Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12098669 | Two-stroke engine | Kuniyoshi ETO, Shirou Yamaguchi | 2024-09-24 |
| 11761415 | Ignition coil unit | Atsushi Hoshino, Yuichi Tsuyuki, Kousuke Watanabe | 2023-09-19 |
| 9970349 | Portable working machine | Kosuke Matsumoto, Hisato Osawa, Yuuta Kobayashi, Hiroki Ogasawara | 2018-05-15 |
| 9850910 | Portable working machine | Kosuke Matsumoto, Yuuta Kobayashi, Hisato Osawa | 2017-12-26 |
| 9726095 | Engine driven working machine | Yuichi Tsuyuki, Toshiyuki Takano, Masao Iwata, Kiyoshige Enomoto | 2017-08-08 |
| 8800508 | Loop scavenged two-stroke internal combustion engine | Naoki Koga, Daisuke Yamada | 2014-08-12 |
| 8469001 | Work apparatus with internal combustion engine | Kazuhiro Yoneyama, Masao Iwata, Naoto Kawahara | 2013-06-25 |
| 7243622 | Two-stroke internal combustion engine | Kazuhiro Tsutsui, Shirou Yamaguchi | 2007-07-17 |