RY

Ryoichi Yokoyama

SC Sanyo Electric Co.: 6 patents #10 of 669Top 2%
Overall (2004): #4,989 of 270,089Top 2%
6
Patents 2004

Issued Patents 2004

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
6828734 Display device Yasushi Miyajima 2004-12-07
6812912 Active matrix display device with storage capacitor for each pixel Yasushi Miyajima, Tsutomu Yamada, Kiyoshi Yoneda 2004-11-02
6803896 Display device Michiru Senda 2004-10-12
6724149 Emissive display device and electroluminescence display device with uniform luminance Naoaki Komiya, Tsutomu Yamada, Ryuji Nishikawa 2004-04-20
6724443 Active matrix type display device Keiichi Sano, Norio Nakatani, Hiroshi Matsuda 2004-04-20
6690118 Color electroluminescence display device 2004-02-10