WY

Wa-Sang Yeung

EL Eastcolight (Hong Kong) Limited: 11 patents #1 of 4Top 25%
Overall (All Time): #469,101 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
D601641 Toy goggle with speaker phone 2009-10-06
D525666 Toy goggle 2006-07-25
D512656 Metal detector 2005-12-13
D510372 Telescope 2005-10-04
D509960 Carrying case for spy kits 2005-09-27
D509523 Bug viewer 2005-09-13
D509232 Telescope 2005-09-06
D508932 Bug viewer 2005-08-30
D508509 Periscope 2005-08-16
D506766 Telescope 2005-06-28
D505969 Mask 2005-06-07