Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10415496 | Handheld engine-driven working machine | Shiro Yamaguchi, Kosuke Matsumoto, Hiroyuki Miyaki, Akira Yamazaki | 2019-09-17 |
| 10060392 | Stratified scavenging two-stroke internal combustion engine and carburetor thereof | Takahiro Yamazaki, Shirou Yamaguchi | 2018-08-28 |
| 10024224 | Rotary carburetor for two-stroke internal combustion engine | Takahiro Yamazaki, Shirou Yamaguchi, Hidekazu Tsunoda | 2018-07-17 |
| 9945290 | Handheld engine-driven working machine | Shiro Yamaguchi, Kosuke Matsumoto, Hiroyuki Miyaki, Akira Yamazaki | 2018-04-17 |
| 9938926 | Air leading-type stratified scavenging two-stroke internal-combustion engine | Takahiro Yamazaki, Hidekazu Tsunoda | 2018-04-10 |
| 9903314 | Carburetor for stratified scavenging two-stroke engine | Shirou Yamaguchi | 2018-02-27 |
| 8967100 | Two-stroke internal combustion engine | Buhei Kobayashi | 2015-03-03 |
| 6497204 | Stratified scavenging two-stroke cycle engine | Hiroshi Miyazaki | 2002-12-24 |