KH

Kenji Hiraoka

📍 Hitachinaka, JP: #123 of 291 inventorsTop 45%
Overall (2018): #345,789 of 503,207Top 70%
1
Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10024221 Piston for prechamber-type gas engine and prechamber-type gas engine Kazutoshi Nomura, Akihiro Yuuki, Satoshi Yamada 2018-07-17