Inventor · disambiguated record
Sheng-Chang Liu
Also filed as: LIU SHENG-CHANG
1 granted patent·1 pending application·0 citations·filing 2014–2019
1Inventor score
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2 records- 0138US2020074356A1Electronic Ticket Admission Verification Anti-Counterfeiting System and Method ThereofOQR TICKET CO LTD·Filed 2019·Application pending·0 cites
- 0233US9609512B2Wireless authentication system and wireless authentication methodUSERSTAR INFORMATION SYSTEM CO LTD·Filed 2014·Granted Mar 28, 2017·0 cites·9 claims
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