WC

Wai Kei Cheung

CL Chow Sang Sang Jewellery Company Limited: 4 patents #2 of 7Top 30%
Overall (All Time): #1,112,754 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
12077839 Alloy with interference thin film and method for making the same Shuk Kwan Mak, Candice Wing Jong Tong 2024-09-03
12054819 Amorphous alloy Shuk Kwan Mak, Mei Tsz Macy WONG 2024-08-06
11268174 Jewelry alloy Shuk Kwan Mak, Mei Tsz Macy WONG 2022-03-08
10612149 Platinum electrodeposition bath and uses thereof Shuk Kwan Mak, Candice Wing Jong Tong 2020-04-07