KY

Keiichi YASUKAWA

IC Idemitsu Kosan Co.: 1 patents #38 of 113Top 35%
📍 Chiyoda, JP: #83 of 238 inventorsTop 35%
Overall (2024): #383,962 of 561,600Top 70%
1
Patents 2024

Issued Patents 2024

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11944009 Compound, material for organic electroluminescent element, organic electroluminescent element, and electronic device Shota SAWANO, Keiji Okinaka, Toshinari Ogiwara, Takushi SHIOMI 2024-03-26