Inventor · disambiguated record
Haiming Sang
Also filed as: Sang Haiming
4 granted patents·1 pending application·0 citations·filing 2020–2025
53Inventor score
Files withHAIMING UNITED ENERGY GROUP JUWANG TECH CO LTD2MATRIXNETS TECH CO LTD2HAIMING UNITED ENERGY GROUP MATRIXNETS TECH CO LTD1
Top patents by PatentIndex Score
5 records- 0168US2025356033A1Encrypted seal and double encryption method of bar-shaped dataMATRIXNETS TECH CO LTD·Filed 2025·Application pending·0 cites
- 0252US12437085B2Encrypted seal, and secondary encryption method for strip-shaped dataMATRIXNETS TECH CO LTD·Filed 2022·Granted Oct 7, 2025·0 cites·24 claims
- 0348US11390069B2Seal printerHAIMING UNITED ENERGY GROUP JUWANG TECH CO LTD·Filed 2020·Granted Jul 19, 2022·0 cites·15 claims
- 0442US11518178B2Rotary printing integrated ink box for seal printingHAIMING UNITED ENERGY GROUP MATRIXNETS TECH CO LTD·Filed 2020·Granted Dec 6, 2022·0 cites·10 claims
- 0535US11474758B2Intelligent seal with cloud computing-based anti-forgery capability, enables printing the seal with degree rotation which improving printing speed and efficiencyHAIMING UNITED ENERGY GROUP JUWANG TECH CO LTD·Filed 2020·Granted Oct 18, 2022·0 cites·37 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →