KT

Kiyohiko Takagi

PA Panasonic: 3 patents #7,617 of 21,108Top 40%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
Overall (All Time): #1,224,362 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
8362473 Organic EL device and method for manufacturing same Shuhei Nakatani, Kenji Okumoto 2013-01-29
8130177 Organic EL display panel and manufacturing method thereof Shuhei Nakatani 2012-03-06
7842947 Organic EL display panel and manufacturing method thereof Shuhei Nakatani, Hidehiro Yoshida 2010-11-30
6875698 Dry etching method Teiichi Kimura, Yoshihiro Yanagi 2005-04-05