DT

Daisuke Takekawa

IC Idemitsu Kosan Co.: 1 patents #52 of 151Top 35%
Overall (2021): #478,599 of 548,734Top 90%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11168279 Lubricating oil composition — 2021-11-09