AS

Akinori Sueyoshi

NC Nippon Leakless Industry Co.: 2 patents #10 of 67Top 15%
Overall (All Time): #1,844,023 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11326695 Metal gasket Kazuya Wada, Shinichi Hirayama, Ryosuke Muraoka 2022-05-10
9284913 Metal gasket Shinichi Hirayama, Yosuke Matsumoto, Akihiro Ito 2016-03-15