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
Top patents by PatentIndex Score
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
Join the waitlist — get patent alerts
Get an alert when Sheng-Chang Liu files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →