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Genki OKUYAMA

IC Idemitsu Kosan Co.: 1 patents #45 of 106Top 45%
Overall (2025): #382,958 of 469,880Top 85%
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Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12394039 Lubricating oil degradation evaluation system and lubricating oil degradation evaluation method Hiroki Sekiguchi 2025-08-19