RK

Ryuji Kishihara

SU Suncall: 1 patents #1 of 4Top 25%
Overall (2017): #257,499 of 506,227Top 55%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9782819 Spiral spring manufacturing method Naoya Wada, Keiichiro Teratoko 2017-10-10