Inventor · disambiguated record
Doo Seok Lee
Also filed as: Lee doo seok
4 granted patents·6 pending applications·3 citations·filing 2009–2020
60Inventor score
Top patents by PatentIndex Score
10 records- 0163US10861725B2Laser marking device and laser marking methodEO TECHNICS CO LTD·Filed 2016·Granted Dec 8, 2020·1 cites·15 claims
- 0261US11621184B2Laser marking device and laser marking methodEO TECHNICS CO LTD·Filed 2020·Granted Apr 4, 2023·0 cites·18 claims
- 0356US2012329028A1Method for intelligent personalized learning serviceWEE NAM-SOOK·Filed 2009·Application pending·0 cites
- 0455US2013295537A1Mathematics education service system, service method thereof, apparatus for analyzing and generating mathematical problems, and method thereofISCILAB CORP·Filed 2013·Application pending·0 cites
- 0554US9372828B2Method and device for inputting equationCHOE SEUNG LOCK·Filed 2011·Granted Jun 21, 2016·2 cites·9 claims
- 0648US2013260359A1Apparatus and method for diagnosing learning abilityPARK KEUN TAE·Filed 2011·Application pending·0 cites
- 0741US9424251B2Method for extracting semantic distance from mathematical sentences and classifying mathematical sentences by semantic distance, device therefor, and computer readable recording mediumSK TELECOM CO LTD·Filed 2013·Granted Aug 23, 2016·0 cites·14 claims
- 0838US2013268263A1Method for processing natural language and mathematical formula and apparatus thereforSK TELECOM CO LTD·Filed 2013·Application pending·0 cites
- 0934US2015040212A1Locking apparatus with enhanced security using iris imageKIM DAE-HOON·Filed 2011·Application pending·0 cites
- 1030US2013194407A1Apparatus and method for iris recognition using multiple iris templatesKIM DAE-HOON·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →