MN

Masaru Nasu

NC Nippon Kokan Co.: 1 patents #290 of 735Top 40%
Overall (All Time): #3,925,660 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4822201 Coupling pin for sucker rod made of fiber-reinforced plastic material Toshio Iwasaki, Akihiko Katoh, Atsuhiko Murao, Masakazu Tsukada, Takashi Nakano 1989-04-18