TO

Toshihiro Ohba

Sharp Kabushiki Kaisha: 33 patents #380 of 10,731Top 4%
SE Sega Enterprises: 1 patents #260 of 515Top 55%
Overall (All Time): #103,849 of 4,157,543Top 3%
34
Patents All Time

Issued Patents All Time

Showing 26–34 of 34 patents

Patent #TitleCo-InventorsDate
4801920 EL panel drive system Hiroshi Kinoshita, Yoshiharu Kanatani, Hisashi Uede 1989-01-31
4686426 Thin-film EL display panel drive circuit with voltage compensation Yoshihide Fujioka, Shigeyuki Harada, Yoshiharu Kanatani, Hisashi Uede 1987-08-11
4594589 Method and circuit for driving electroluminescent display panels with a stepwise driving voltage Hiroshi Kinoshita, Yoshiharu Kanatani, Hisashi Uede 1986-06-10
4485379 Circuit and method for driving a thin-film EL panel Hiroshi Kinoshita, Masashi Kawaguchi, Yoshiharu Kanatani, Hisashi Uede 1984-11-27
4479120 Method and apparatus for driving a thin-film EL panel Masashi Kawaguchi, Hiroshi Kinoshita, Yoshiharu Kanatani, Hisashi Uede 1984-10-23
4468659 Electroluminescent display panel assembly Yoshiharu Kanatani, Hiroshi Kinoshita, Morihisa Sogabe, Yoshihide Fujioka 1984-08-28
4338598 Thin-film EL image display panel with power saving features Shuhei Yasuda, Yoshiharu Kanatani 1982-07-06
4207617 Memory erase and memory read-out in an EL display panel controlled by an electron beam Shuhei Yasuda, Chugi Suzuki, Masayoshi Koba, Jun Kudo 1980-06-10
4206460 EL Display drive controlled by an electron beam Shuhei Yasuda, Chuji Suzuki 1980-06-03