Inventor

YIU YAU CHUEN

CN3 patents

⚠️ This page may combine multiple inventors who share the name “YIU YAU CHUEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

GOLDWAY TECH LIMITED

1 patent

US11879859B2Jan 23, 2024

Process for determining the type of a diamond

GOLDWAY TECH LIMITED0 citations53

MASTER DYNAMIC LTD

1 patent

US12030217B2Jul 9, 2024

Method of marking a diamond, markings formed from such methods and diamonds marked according to such method

MASTER DYNAMIC LTD0 citations44

VERSITECH LTD

1 patent

US12467871B2Nov 11, 2025

Methods and apparatus for an anti- counterfeiting system using color space correlated raman spectroscopy of diamond

VERSITECH LTD0 citations34