HY

Hiroyasu Yamato

IC Idemitsu Petrochemical Co.: 1 patents #7 of 54Top 15%
Overall (1989): #103,617 of 140,708Top 75%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4810773 Method for producing polyarylene sulfide with lithium halide catalyst Norio Ogata, Minoru Senga 1989-03-07