YI

Yoichi Imai

TC Tonen Chemical: 1 patents #1 of 8Top 15%
Overall (1994): #48,828 of 165,921Top 30%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5342920 Process for the preparation of polyarylene sulfide and an apparatus for the preparation thereof Toshiyuki Hirano, Osamu Komiyama, Hidenori Yamanaka 1994-08-30