RK

Ryota Koibuchi

OI Oiles: 2 patents #6 of 35Top 20%
Overall (2017): #110,128 of 506,227Top 25%
2
Patents 2017

Issued Patents 2017

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9759328 Spherical annular seal member and method of manufacturing the same Atsushi Yoshida, Eiji Satou, Shin-ichi Shionoya 2017-09-12
9631543 Exhaust pipe spherical joint Kouhei Kurose, Eiji Satou, Yoshifumi Asano 2017-04-25