Partial year: Data through Q3 2025 (Sept 30). Full-year totals not yet available.
KY

Kenyuu Yoshida

SI Sanyo Chemical Industries: 1 patents #1 of 23Top 5%
Overall (2025): #316,377 of 469,880Top 70%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12258534 Viscosity index improver and lubricating oil composition Nobuhiro Naito, Satoshi Matsumoto, Masahiro Hashimoto, Hiroki Yamashita, Ryota Sato 2025-03-25