KI

Koji Iwaya

NC Nhk Spring Co.: 1 patents #13 of 53Top 25%
SC Shinko Metal Products Co.: 1 patents #1 of 4Top 25%
Overall (2018): #339,139 of 503,207Top 70%
1
Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10118208 Hollow spring utilizing seamless steel pipe Kotaro Toyotake, Tomoyuki Minami, Noritoshi Takamura 2018-11-06