Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11828221 | Schnuerle scavenging two-stroke engine | Takahiro Yamazaki, Ken Shirai, Hisato Onodera | 2023-11-28 |
| 11598247 | Two-stroke internal combustion engine | Hisato Onodera, Ken Shirai, Tetsuya Isogai | 2023-03-07 |
| 10273925 | Two-stroke internal combustion engine | Kohsuke Watanabe, Naoto Kawahara, Yuichi Tsuyuki | 2019-04-30 |
| 8714122 | Two-stroke engine having a ported piston to facilitate airflow therethrough | Takahiro Yamazaki, Hisato Onodera, Yusuke Suzuki | 2014-05-06 |
| 8591618 | Air cleaner | Ken Shirai, Takahiro Yamazaki, Hisato Onodera | 2013-11-26 |