HI

Hiroaki Ikejiri

SS Suwa Seikosha: 1 patents #103 of 220Top 50%
SE Seiko Epson: 1 patents #5,551 of 7,774Top 75%
Overall (All Time): #2,336,690 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4743096 "Liquid crystal video display device having pulse-width modulated ""ON"" signal for gradation display" Yoichi Wakai, Satoru Yazawa, Yoshiro Uchikawa, Masahide Isuda 1988-05-10
4556905 Vertical synchronizing control circuit 1985-12-03