MK

Masahiro Kawamura

IC Idemitsu Kosan Co.: 2 patents #19 of 106Top 20%
Overall (2025): #104,269 of 469,880Top 25%
2
Patents 2025

Issued Patents 2025

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12384739 Compound, material for organic electroluminescent elements, organic electroluminescent element and electronic device Tomoki Kato, Taro YAMAKI, Hirokatsu Ito 2025-08-12
12364160 Organic electroluminescent element and electronic device Toshinari Ogiwara, Satomi TASAKI, Keiji Okinaka, Yoshiaki Takahashi 2025-07-15