Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10054061 | Four-cylinder engine and method of operating four-cylinder engine | Daijiro Tanaka | 2018-08-21 |
| 9945296 | Six-stroke engine and method of operating six-stroke engine | — | 2018-04-17 |
| 9284883 | Six-stroke cycle engine having scavenging stroke | — | 2016-03-15 |
| 9284892 | Six-stroke cycle engine having scavenging stroke | — | 2016-03-15 |
| 9010288 | Six-stroke engine | Takurou Kamichika | 2015-04-21 |