Inventor · disambiguated record
Chang-Hum Lee
Also filed as: LEE CHANG-HUM
11 granted patents·2,066 citations·filing 1995–2011
94Inventor score
Top patents by PatentIndex Score
11 records- 0198US6157169AMonitoring technique for accurately determining residual capacity of a batterySAMSUNG ELECTRONICS CO LTD·Filed 1998·Granted Dec 5, 2000·1.2k cites·20 claims
- 0297US5854617ACircuit and a method for controlling a backlight of a liquid crystal display in a portable computerSAMSUNG ELECTRONICS CO LTD·Filed 1996·Granted Dec 29, 1998·241 cites·23 claims
- 0393US5818172ALamp control circuit having a brightness condition controller having 2.sup.nrd and 4th current pathsSAMSUNG ELECTRONICS CO LTD·Filed 1995·Granted Oct 6, 1998·152 cites·15 claims
- 0485US5994875ABattery charging apparatus and method with charging mode convertible functionSAMSUNG ELECTRONICS CO LTD·Filed 1997·Granted Nov 30, 1999·125 cites·20 claims
- 0583US5986437APower supply system for portable electronic devicesSAMSUNG ELECTRONICS CO LTD·Filed 1997·Granted Nov 16, 1999·108 cites·6 claims
- 0679US6483274B2Device and method for displaying charge capacity information of smart batterySAMSUNG ELECTRONICS CO LTD·Filed 2002·Granted Nov 19, 2002·44 cites·15 claims
- 0777US6075345ABattery powered electronic system with an improved power managementSAMSUNG ELECTRONICS CO LTD·Filed 1999·Granted Jun 13, 2000·79 cites·20 claims
- 0877US5900717ARechargeable battery charging circuitSAMSUNG ELECTRONICS CO LTD·Filed 1997·Granted May 4, 1999·79 cites·22 claims
- 0961US5861730ABattery charging apparatusSAMSUNG ELECTRONICS CO LTD·Filed 1997·Granted Jan 19, 1999·42 cites·33 claims
- 1057US8970181B2Apparatus and method to charge a batteryLEE CHANG-HUM·Filed 2011·Granted Mar 3, 2015·2 cites·25 claims
- 1157US6963329B2Portable computer system and controlling method thereofSAMSUNG ELECTRONICS CO LTD·Filed 2002·Granted Nov 8, 2005·5 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →