YS

Yoshihito Sugiyama

PI Pigeon: 1 patents #2 of 8Top 25%
Overall (2021): #197,671 of 548,734Top 40%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11168800 Check-valve Yukifumi Ochiai, Yuichiro Tanaka 2021-11-09