BL

Bumha Lee

NS National Semiconductor: 15 patents #97 of 2,238Top 5%
TI Texas Instruments: 3 patents #4,047 of 12,488Top 35%
Eastman Kodak: 2 patents #3,607 of 8,114Top 45%
Apple: 1 patents #12,251 of 18,612Top 70%
Overall (All Time): #208,721 of 4,157,543Top 6%
21
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9912883 Image sensor with calibrated column analog-to-digital converters 2018-03-06
9467109 Differential amplifier with high-speed common mode feedback 2016-10-11
8928398 Differential analog signal processing stage with reduced even order harmonic distortion Yongseon Koh 2015-01-06
8847634 High-speed unity-gain input buffer having improved linearity and stability with a low supply voltage Satoshi Sakurai, Sing W. Chin 2014-09-30
7830159 Capacitor mismatch measurement method for switched capacitor circuits 2010-11-09
7816951 Locally boosted top plate sampling for a sampling capacitor 2010-10-19
7474154 Bias device clamping circuit for fast over-range recovery David Brian Barkin, Sing W. Chin 2009-01-06
7432752 Duty cycle stabilizer Sing W. Chin 2008-10-07
7372319 Constant boosted voltage generator circuit for feedback switches in a switched capacitor circuit 2008-05-13
7279960 Reference voltage generation using compensation current method 2007-10-09
7187318 Pipeline ADC using multiplying DAC and analog delay circuits Sing W. Chin, Bill C. Wong 2007-03-06
7167200 CMOS image sensor oversaturation protection circuit Christina Phan 2007-01-23
7084911 Black level calibration method for imager with hysteresis comparison and adaptive step size Andrew Kenneth John McMahon 2006-08-01
7038820 Automatic exposure control for an image sensor Willem Johannes Kindt 2006-05-02
6963300 Pipeline analog-to-digital converter 2005-11-08
6828851 Constant voltage charge-pump circuit with feedback Shivani Gupta, Christina Phan 2004-12-07
6791484 Method and apparatus of system offset calibration with overranging ADC Brian D. Segerstedt, Christina Phan 2004-09-14
6778009 High gain and wide bandwidth switched capacitor amplifier having a dynamically loaded amplifier output 2004-08-17
6768374 Programmable gain amplifier with single stage switched capacitor circuit using bandwidth balancing 2004-07-27
6759975 Digital-to-analog converter with a shifted output and an increased range Brian D. Segerstedt 2004-07-06
6661283 Wide gain range and fine gain step programmable gain amplifier with single stage switched capacitor circuit 2003-12-09