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Naoyuki Akimoto

NC Nippon Piston Ring Co.: 1 patents #3 of 12Top 25%
Overall (2016): #282,069 of 481,213Top 60%
1
Patents 2016

Issued Patents 2016

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9464717 Piston ring Michihiro Ito, Iwao Hiraishi, Makoto Kajiwara, Atsushi Chiba 2016-10-11