YS

Yoji Sunagawa

IC Idemitsu Kosan Co.: 3 patents #11 of 151Top 8%
Overall (2021): #56,174 of 548,734Top 15%
3
Patents 2021

Issued Patents 2021

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11208606 Lubricating oil composition, method for producing lubricating oil composition, and continuously variable transmission Takeshi Iwasaki 2021-12-28
11124732 Lubricant composition 2021-09-21
10883064 Lubricant oil composition and lubrication method 2021-01-05