MK

Masaya Kubota

IC Idemitsu Kosan Co.: 3 patents #10 of 106Top 10%
📍 Chiyoda, JP: #7 of 97 inventorsTop 8%
Overall (2025): #53,616 of 469,880Top 15%
3
Patents 2025

Issued Patents 2025

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12410379 Lubricant oil composition Kenji SUNAHARA, Shoichiro FUJITA, Shota KATO 2025-09-09
12384982 Lubricating oil composition Shoichiro FUJITA, Kenji SUNAHARA, Tsukasa Yamagishi 2025-08-12
12359144 Lubricant composition Kenji SUNAHARA, Shoichiro FUJITA 2025-07-15