HA

Hiromasa Arai

IC Idemitsu Kosan Co.: 1 patents #13 of 45Top 30%
Overall (2004): #210,911 of 270,089Top 80%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6743948 Organic electroluminescent device Chishio Hosokawa, Masakazu Funahashi, Hisayuki Kawamura, Hidetoshi Koga, Hidetsugu Ikeda 2004-06-01