Inventor
KAWAMURA YASUNORI
JP17 patents
⚠️ This page may combine multiple inventors who share the name “KAWAMURA YASUNORI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ROHM CO LTD
13 patentsUS7034894B1Apr 25, 2006
Digital-to-analog conversion multiple-format video encoder
ROHM CO LTD11 citations83
US7884665B2Feb 8, 2011
Charge pump circuit, LCD driver IC, and electronic appliance
ROHM CO LTD17 citations82
US6703876B2Mar 9, 2004
Reference clock generation system and device
ROHM CO LTD20 citations82
US7196563B2Mar 27, 2007
Comparator and AD conversion circuit having hysteresis circuit
ROHM CO LTD10 citations80
US6667702B2Dec 23, 2003
Semiconductor device having DACs and method of testing such semiconductor device
ROHM CO LTD8 citations73
US5912714AJun 15, 1999
Clock generator for a video signal processing apparatus
ROHM CO LTD13 citations73
US6989779B2Jan 24, 2006
Semiconductor device having DAC channels for video signals
ROHM CO LTD6 citations62
US6486572B1Nov 26, 2002
Semiconductor integrated circuit device with a stable operating internal circuit
ROHM CO LTD2 citations62
US5959679ASep 28, 1999
Scan converter for converting a video signal for a television receiver
ROHM CO LTD5 citations62
US5532829AJul 2, 1996
Automatic color control circuit having a control signal storing capacitor
ROHM CO LTD2 citations62
US6140865AOct 31, 2000
Semiconductor integrated circuit device with a stable operating internal circuit
ROHM CO LTD1 citations51
US5412482AMay 2, 1995
Signal line changeover circuit with emitter followers
ROHM CO LTD1 citations48
US5377012ADec 27, 1994
Color signal processing circuit for a video cassette recorder
ROHM CO LTD0 citations38