KK

Kazuhiko Kai

HD Hitachi Displays: 8 patents #124 of 752Top 20%
PA Panasonic: 4 patents #6,180 of 21,108Top 30%
📍 Mobara, JP: #154 of 731 inventorsTop 25%
Overall (All Time): #652,935 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
8558267 Organic EL display device and manufacturing method thereof Masahiro Tanaka, Yoshinori Ishii 2013-10-15
8252612 Organic EL display device and manufacturing method thereof Masahiro Tanaka, Yoshinori Ishii 2012-08-28
8129902 Organic EL display device comprising moisture diffusion reduction banks structure Masaaki Okunaka, Naoyuki Ito 2012-03-06
8098010 Organic electroluminescence display device and manufacturing method thereof Masato Ito 2012-01-17
7714507 Organic electroluminescence display device having red, green, blue and white pixels Kiyoshige Kinugawa, Masato Ito 2010-05-11
7642701 Organic EL display device Masaaki Okunaka, Naoyuki Ito 2010-01-05
7332854 Organic EL display device Masaaki Okunaka, Naoyuki Ito 2008-02-19
7034453 Organic EL display device with arrangement to suppress degradation of the light emitting region Masaaki Okunaka, Naoyuki Ito 2006-04-25