Wai Keung CHING

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Patents Grantslast 30 patents

Information Patent Grant
Two-dimensional barcode generating method, verification method, ser...
- Patent number 11,288,475
- Issue date Mar 29, 2022
- I-SPRINT INNOVATIONS PTE LTD
- Chin Phek Ong
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
GRAPHICAL WATERMARK, METHOD AND APPARATUS FOR GENERATING SAME, AND...
- Publication number 20230050492
- Publication date Feb 16, 2023
- I-SPRINT INNOVATIONS PTE LTD
- Chin Phek ONG
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
TWO-DIMENSIONAL BARCODE GENERATING METHOD, VERIFICATION METHOD, SER...
- Publication number 20210042486
- Publication date Feb 11, 2021
- I-SPRINT INNOVATIONS PTE LTD
- Chin Phek ONG
- G06 - COMPUTING CALCULATING COUNTING