TO

Takahiro Okazaki

NC Nippon Piston Ring Co.: 1 patents #1 of 13Top 8%
Overall (2024): #249,003 of 561,600Top 45%
1
Patents 2024

Issued Patents 2024

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11946010 Sliding member, manufacturing method thereof, and coating film Hiroyuki Sugiura 2024-04-02