Inventor · disambiguated record
Cheng-Han Ko
Also filed as: KO CHENG-HAN
4 granted patents·3 citations·filing 2014–2018
60Inventor score
Files withKO CHENG HAN4
Top patents by PatentIndex Score
4 records- 0160US9948459B2Multiple encrypting method and system for encrypting a file and/or a protocolKO CHENG HAN·Filed 2014·Granted Apr 17, 2018·2 cites·8 claims
- 0253US9619665B2Method and system for adding dynamic labels to a file and encrypting the fileKO CHENG-HAN·Filed 2014·Granted Apr 11, 2017·1 cites·12 claims
- 0346US10341094B2Multiple encrypting method and system for encrypting a file and/or a protocolKO CHENG HAN·Filed 2018·Granted Jul 2, 2019·0 cites·8 claims
- 0432US10554400B2Method and a system for generating a multi-factor authentication codeKO CHENG HAN·Filed 2017·Granted Feb 4, 2020·0 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →