WC

Wo Oi Cheng

AL Astec International Limited: 2 patents #74 of 295Top 30%
Overall (All Time): #1,883,899 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11075032 Power transformers and methods of manufacturing transformers and windings Alfredo Belmonte Grueso, Chi Wai Wong 2021-07-27
8198969 Low cost charger transformer Alfredo Belmonte Grueso 2012-06-12