Inventor · disambiguated record
Wing Chi Tang
Also filed as: TANG WING CHI
7 granted patents·3 pending applications·2 citations·filing 2014–2021
70Inventor score
Top patents by PatentIndex Score
10 records- 0176US11326952B2Process and system for colour grading for diamondsGOLDWAY TECH LIMITED·Filed 2020·Granted May 10, 2022·1 cites·23 claims
- 0265US10475355B2Method of providing markings to precious stones including gemstones and diamonds, and markings and marked precious stones marked according to such a methodMASTER DYNAMIC LTD·Filed 2014·Granted Nov 12, 2019·1 cites·15 claims
- 0364US11835466B2Diamond clarity measurement process and systemGOLDWAY TECH LIMITED·Filed 2021·Granted Dec 5, 2023·0 cites·16 claims
- 0454US12292385B2Gemstone colour grading process and grading systemGOLDWAY TECH LIMITED·Filed 2019·Granted May 6, 2025·0 cites·8 claims
- 0551US11016033B2Diamond clarity measurement process and systemGOLDWAY TECH LIMITED·Filed 2018·Granted May 25, 2021·0 cites·18 claims
- 0647US11137355B2Process and system for diamond clarity measurementGOLDWAY TECH LIMITED·Filed 2020·Granted Oct 5, 2021·0 cites·23 claims
- 0747US2023105070A1Protective mask, air filtration element and air treatment elementMASTER DYNAMIC LTD·Filed 2021·Application pending·0 cites
- 0844US10762666B2Colour grading process and system for diamondsGOLDWAY TECH LIMITED·Filed 2018·Granted Sep 1, 2020·0 cites·22 claims
- 0943US2021310950A1Device, process and system for gemological characterizationGOLDWAY TECH LIMITED·Filed 2019·Application pending·0 cites
- 1042US2021268123A1Drug formulation for dermal diseasesMASTER DYNAMIC LTD·Filed 2019·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →