TU

Toshimasa Utaka

IC Idemitsu Kosan Co.: 1 patents #56 of 131Top 45%
Overall (2019): #237,009 of 560,194Top 45%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10472583 Lubricating oil composition — 2019-11-12