YK

Yosiyuki Kawaguchi

KS Kobe Steel: 1 patents #937 of 1,773Top 55%
NC Nippon Koshuha Steel Co.: 1 patents #3 of 32Top 10%
📍 Ashiya, JP: #205 of 346 inventorsTop 60%
Overall (All Time): #4,097,451 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4291600 Process and apparatus for cutting circumferential surface to remove rod surface flaws Takashi Nishida, Nobuaki Marukawa, Tadakazu Tanaka, Yoshinari Kontani 1981-09-29