TO

Takuya OZAKI

NC Nippon Piston Ring Co.: 2 patents #1 of 20Top 5%
📍 Ichinoseki, JP: #1 of 3 inventorsTop 35%
Overall (2020): #115,732 of 565,922Top 25%
2
Patents 2020

Issued Patents 2020

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10619739 Piston ring Hiroyuki Sugiura 2020-04-14
10578214 Piston ring and manufacturing method therefor Hiroyuki Sugiura 2020-03-03