Inventor · disambiguated record
Chang Sun Kim
Also filed as: KIM CHANG S · KIM CHANG SUN · KIM CHANG-SUB
20 granted patents·8 pending applications·128 citations·filing 1988–2019
93Inventor score
Files withKIM CHANG SUN6MEDISON CO LTD4SAMSUNG ELECTRONICS CO LTD4KOREA ELECTRONICS TELECOMM3CHOI SEONG HOON2
Top patents by PatentIndex Score
28 records- 0187US8018267B2Frequency conversion mixerKOREA ELECTRONICS TELECOMM·Filed 2010·Granted Sep 13, 2011·12 cites·6 claims
- 0277US4973834AOptical switching device employing a frequency synchronous circuitSAMSUNG ELECTRONICS CO LTD·Filed 1988·Granted Nov 27, 1990·24 cites·39 claims
- 0375US6379113B1Propeller apparatusFiled 2000·Granted Apr 30, 2002·32 cites·8 claims
- 0470US8487806B2Voltage-time converters and time-domain voltage comparators including the sameCHOI SEONG HOON·Filed 2011·Granted Jul 16, 2013·6 cites·14 claims
- 0565US7741922B2Switch, negative resistance cell, and differential voltage controlled oscillator using the sameKOREA ELECTRONICS TELECOMM·Filed 2008·Granted Jun 22, 2010·4 cites·20 claims
- 0664US8149254B2Displaying apparatus to reduce image marking and control method thereofKIM CHANG-SUN·Filed 2005·Granted Apr 3, 2012·1 cites·17 claims
- 0763US8629852B2Touch screen and method for compensating sensing capacitance variations and offset variations thereofKWON OH-KYONG·Filed 2010·Granted Jan 14, 2014·2 cites·20 claims
- 0863US7656232B2Wideband variable gain amplifier with clipping functionMEDISON CO LTD·Filed 2008·Granted Feb 2, 2010·3 cites·6 claims
- 0957US5029294ASensor unit for traffic control of an automatic guided vehicleSAMSUNG ELECTRONICS CO LTD·Filed 1989·Granted Jul 2, 1991·17 cites·4 claims
- 1055US8675963B2Method and apparatus for automatic brightness adjustment of image signal processorCHOI SEONG HOON·Filed 2011·Granted Mar 18, 2014·1 cites·18 claims
- 1154US7965149B2Resistor-capacitor oscillatorMEDISON CO LTD·Filed 2009·Granted Jun 21, 2011·2 cites·7 claims
- 1253US8037426B2Method of generating a guidance route to a target menu and image processing apparatus using the sameSAMSUNG ELECTRONICS CO LTD·Filed 2006·Granted Oct 11, 2011·0 cites·21 claims
- 1353US2021060842A1Lubricant pump device and method of operating the sameHANSUNG PREC CO LTD·Filed 2019·Application pending·0 cites
- 1448US9100617B2Method of generating a guidance route to a target menu and image processing apparatus using the sameKIM CHANG-SUN·Filed 2011·Granted Aug 4, 2015·0 cites·7 claims
- 1547US2007292215A1Method of constructing underground pile having expanded bulb and underground pile having expanded bulb constructed by the methodKIM CHANG SUN·Filed 2007·Application pending·0 cites
- 1646US6849103B2Rapidly expanding metallic mixture treated to prevent oxidation thereof at room temperatureKIM CHANG SUN·Filed 2002·Granted Feb 1, 2005·0 cites·4 claims
- 1746US2007232917A1Digital beamforming apparatus with a sigma-delta a/d converterMEDISON CO LTD·Filed 2007·Application pending·0 cites
- 1845US6581381B2Engine having adiabatic members in its combustion chambers, engine capable of reusing exhausted energy, and high pressure jet assembly having the engineFiled 2002·Granted Jun 24, 2003·3 cites·8 claims
- 1945US5982214AVariable delay circuitLG SEMICON CO LTD·Filed 1997·Granted Nov 9, 1999·8 cites·17 claims
- 2043US6759798B2Structure of capsule for rapidly expanding metallic mixtureFiled 2002·Granted Jul 6, 2004·1 cites·14 claims
- 2143US6736069B2Method for generating energy by using exothermic reaction of metalFiled 2002·Granted May 18, 2004·5 cites·3 claims
- 2240US2008053093A1Uniform pressure unequal surface engine and engine for power generators using the sameKIM CHANG SUN·Filed 2007·Application pending·0 cites
- 2338US2011093887A1Display apparatus and video processing methodSAMSUNG ELECTRONICS CO LTD·Filed 2010·Application pending·0 cites
- 2435US7760021B2Variable gain amplifierMEDISON CO LTD·Filed 2008·Granted Jul 20, 2010·0 cites·6 claims
- 2535US2011248763A1Charge pumping circuitIUCF HYU·Filed 2011·Application pending·0 cites
- 2634US6237340B1Method for reusing a substance's thermal expansion energyFiled 1999·Granted May 29, 2001·7 cites·18 claims
- 2734US2012267761A1CapacitorKIM CHANG SUN·Filed 2012·Application pending·0 cites
- 2830US2011109392A1Low noise amplifierKOREA ELECTRONICS TELECOMM·Filed 2010·Application pending·0 cites
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