Inventor
KIM DAVID KEESU
US12 patents
Patents
12 patentsUS10621594B2Apr 14, 2020
Multi-level authentication
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US10572883B2Feb 25, 2020
Preserving a level of confidence of authenticity of an object
ALITHEON INC32 citations97
US10540664B2Jan 21, 2020
Preserving a level of confidence of authenticity of an object
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US10346852B2Jul 9, 2019
Preserving authentication under item change
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US10037537B2Jul 31, 2018
Personal history in track and trace system
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US11068909B1Jul 20, 2021
Multi-level authentication
ALITHEON INC10 citations93
US11682026B2Jun 20, 2023
Personal history in track and trace system
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US12400237B2Aug 26, 2025
Personal history in track and trace system
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US11593815B2Feb 28, 2023
Preserving authentication under item change
ALITHEON INC0 citations62
US11301872B2Apr 12, 2022
Personal history in track and trace system
ALITHEON INC0 citations62
US11100517B2Aug 24, 2021
Preserving authentication under item change
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US10861026B2Dec 8, 2020
Personal history in track and trace system
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