Ei Tsukahara

Yamaha Motor: 2 patents #21 of 162Top 15%

Overall (2016): #145,631 of 481,213Top 35%

Patents 2016

Issued Patents 2016

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
9284883	Six-stroke cycle engine having scavenging stroke	—	2016-03-15
9284892	Six-stroke cycle engine having scavenging stroke	—	2016-03-15