RI

Ryoii Ishihara

NC Nippon Paint Holdings Co.: 1 patents #415 of 834Top 50%
SI Sumitomo Metal Industries: 1 patents #630 of 1,462Top 45%
Overall (All Time): #3,788,937 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5279864 Radiation curable primer coating compositions Masakazu Ohkita, Tetsuzo Arai, Manasori Yoshiiwa, Koichi Yamada, Iwao Sumiyoshi 1994-01-18