HK

Hiroaki Koyama

TC Toppan Printing Co.: 1 patents #46 of 132Top 35%
📍 Fujioka, JP: #2 of 9 inventorsTop 25%
Overall (2011): #286,538 of 364,097Top 80%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8022437 Organic electroluminescence element and method for manufacturing thereof — 2011-09-20