Inventor
KAWASAKI SOMEI
JP69 patents
⚠️ This page may combine multiple inventors who share the name “KAWASAKI SOMEI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
48 patentsUS5267023ANov 30, 1993
Signal processing device
CANON KK105 citations96
US5502419AMar 26, 1996
Pulse width modulation signal generation and triangular wave signal generator for the same
CANON KK47 citations95
US8354981B2Jan 15, 2013
Active matrix type display apparatus and driving method thereof
CANON KK47 citations94
US7242397B2Jul 10, 2007
Display device
CANON KK30 citations93
US7126565B2Oct 24, 2006
Current signal output circuit and display apparatus and information display apparatus using the current signal output circuit
CANON KK33 citations93
US6914956B2Jul 5, 2005
Shift register, display apparatus and information display apparatus
CANON KK17 citations93
US5220201AJun 15, 1993
Phase-locked signal generator
CANON KK29 citations93
US5176524AJan 5, 1993
IC socket structure
CANON KK46 citations93
US8026669B2Sep 27, 2011
Display device
CANON KK26 citations92
US7532207B2May 12, 2009
Drive circuit, display apparatus using drive circuit, and evaluation method of drive circuit
CANON KK33 citations92
US6812768B2Nov 2, 2004
Input circuit, display device and information display apparatus
CANON KK19 citations92
US6737813B2May 18, 2004
EL element drive circuit and display panel
CANON KK43 citations92
US6259466B1Jul 10, 2001
Light source drive apparatus and image formation apparatus
CANON KK22 citations92
US7911425B2Mar 22, 2011
Display device
CANON KK19 citations84
US7903053B2Mar 8, 2011
Current programming apparatus, matrix display apparatus and current programming method
CANON KK8 citations84
US7903056B2Mar 8, 2011
Voltage-current converting method, voltage-current converting circuit and active matrix type display apparatus
CANON KK16 citations84
US7851996B2Dec 14, 2010
Display apparatus
CANON KK9 citations84
US7692643B2Apr 6, 2010
Current programming apparatus, active matrix type display apparatus, and current programming method
CANON KK17 citations84
US7692377B2Apr 6, 2010
Light emitting display device provided with external connection terminal located at peripheral portions of a display area
CANON KK11 citations84
US5640131AJun 17, 1997
Pulse width modulation signal generator and triangular wave signal generator for the same
CANON KK17 citations81
US7616179B2Nov 10, 2009
Organic EL display apparatus and driving method therefor
CANON KK7 citations74
US7031422B2Apr 18, 2006
Shift register, display apparatus and information display apparatus
CANON KK10 citations74
US6987413B2Jan 17, 2006
Input circuit, display device and information display apparatus
CANON KK9 citations74
US6807244B2Oct 19, 2004
Frequency synthesizer
CANON KK7 citations74
US5463329AOct 31, 1995
Input circuit for level-shifting TTL or CMOS to ECL signals
CANON KK9 citations74
US4868691ASep 19, 1989
Recording or reproducing apparatus
CANON KK12 citations74
US4788601ANov 29, 1988
Video signal reproducing apparatus with H sync discontinuity correction
CANON KK9 citations74
US5629696AMay 13, 1997
Parallel to serial data converter
CANON KK10 citations73
US5600553AFeb 4, 1997
Fuzzy control apparatus
CANON KK9 citations73
US5231507AJul 27, 1993
Information signal recording/reproducing apparatus with time base correction facility
CANON KK17 citations73
US7872617B2Jan 18, 2011
Display apparatus and method for driving the same
CANON KK4 citations63
US7852299B2Dec 14, 2010
Active-matrix device
CANON KK3 citations63
US7817114B2Oct 19, 2010
Driver with driving current interruption
CANON KK4 citations63
US7608861B2Oct 27, 2009
Active matrix type display having two transistors of opposite conductivity acting as a single switch for the driving transistor of a display element
CANON KK4 citations63
US7453201B2Nov 18, 2008
Display apparatus and method for manufacturing same
CANON KK4 citations63
US7221341B2May 22, 2007
Display apparatus driving method using a current signal
CANON KK4 citations63
US7212195B2May 1, 2007
Drive circuit, display apparatus, and information display apparatus
CANON KK6 citations63
US7196568B2Mar 27, 2007
Input circuit, display device and information display apparatus
CANON KK2 citations63
US6963615B2Nov 8, 2005
Pixel modulation apparatus and method thereof
CANON KK2 citations63
US6909410B2Jun 21, 2005
Driving circuit for a light-emitting element
CANON KK3 citations63
US6860576B2Mar 1, 2005
Drive circuit, printhead and printing apparatus
CANON KK2 citations63
US5289502AFeb 22, 1994
Signal processing device
CANON KK5 citations63
US5194998AMar 16, 1993
Signal processing apparatus including deemphasis processing
CANON KK4 citations63
US5097336AMar 17, 1992
Signal processing apparatus
CANON KK2 citations63
US4937680AJun 26, 1990
Video signal reproducing apparatus having drop-out compensation and interpolation
CANON KK5 citations63
US4862250AAug 29, 1989
Still picture transmitting and receiving system
CANON KK6 citations63
US4786978ANov 22, 1988
Reproduction apparatus
CANON KK5 citations63
US4750061AJun 7, 1988
Amplitude limiter circuit
CANON KK6 citations63
GODEN TATSUHITO
1 patentKAWASAKI SOMEI
1 patentShowing the top 50 of 69 patents by PatentIndex Score.