HS

Hajime Sumiyoshi

KT Kabushiki Kaisha Toshiba: 9 patents #3,402 of 21,451Top 20%
📍 Fukaya, JP: #38 of 288 inventorsTop 15%
Overall (All Time): #587,190 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
6529247 Automatic white balance adjusting circuit in color image display Reiji Tagomori, Kenji Hara 2003-03-04
6437833 Automatic white balance adjusting circuit in color image display Reiji Tagomori, Kenji Hara 2002-08-20
6201426 Pulse generation device having integrating circuit having substantially constant charging/discharging ratio Takeshi Namikawa 2001-03-13
5760839 Horizontal synchronizing apparatus 1998-06-02
5596374 Television receiver that controls display contrast based on the type of videos being displayed Takeshi Namikawa 1997-01-21
5140421 Video signal processing pulse producing circuit 1992-08-18
5072298 Auto-tuning circuit for an active filter used in video signal processing 1991-12-10
4882624 Synchronizing signal separation circuit for a television receiver 1989-11-21
4647970 Sync signal reproducing circuit in television receivers 1987-03-03