Keiichiro Teratoko

SU Suncall: 1 patents #1 of 4Top 25%

Overall (2017): #346,553 of 506,227Top 70%

Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
9782819	Spiral spring manufacturing method	Ryuji Kishihara, Naoya Wada	2017-10-10