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Frederick Lam-tak — 1 Patent

VEVtech Electronics: 1 patents #20 of 40Top 50%
Tsuen Wan, CN: #252 of 485 inventorsTop 55%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Frederick Lam-tak has been granted 1 US patent while listed as an inventor at Vtech Electronics. All of these patents were granted in 2004. Frederick Lam-tak ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Frederick Lam-tak in Tsuen Wan, CN.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6792243 Electronic book with simulated three-dimensional illustrations Chi Ka-wah 2004-09-14

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