RH

Ryoji Hamaguchi

NC Nippon Pillar Packing Co.: 1 patents #12 of 33Top 40%
Overall (2020): #291,177 of 565,922Top 55%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10533268 Sealing material composition and gland packing containing the sealing material composition Kazuyoshi Sato, Kohei Arakawa, Masaru Fujiwara, Hiroyoshi Nakamitsu 2020-01-14