RH

Ryuichi Hirayama

Casio Computer Co.: 7 patents #358 of 1,970Top 20%
TC Toppan Printing Co.: 3 patents #268 of 1,467Top 20%
Overall (All Time): #503,165 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11187931 Polymer network liquid crystal display device and liquid crystal display method 2021-11-30
11143890 Liquid crystal optical modulation device and liquid crystal optical modulation method 2021-10-12
10649249 Liquid crystal driving apparatus and liquid crystal driving method Shigeo Takeuchi 2020-05-12
8581893 Liquid crystal display apparatus 2013-11-12
8330700 Driving circuit and driving method of active matrix display device, and active matrix display device Shigeru Yamanaka, Ken-ichiro Yoshino 2012-12-11
8294655 Display drive device and display apparatus having same Shunji Kashiyama, Naoki Inagaki 2012-10-23
8159435 Active matrix type display device which compensates for an electrical potential variation caused by inter-pixel parasitic capacitance between two adjacent pixels connected to different signal lines 2012-04-17
7511691 Display drive device and display apparatus having same Shunji Kashiyama, Naoki Inagaki 2009-03-31
7365592 Power supply circuit 2008-04-29
5089918 Magnetic recording and/or reproducing apparatus having single head with two gaps and providing different lead angles in different operating states Susumu Takashima, Masako Kanda, Noriyasu Murata 1992-02-18