FT

Frederick L. T. Tsang

VI Vtech Industries: 2 patents #2 of 13Top 20%
VI Video Technology Industries: 1 patents #1 of 2Top 50%
📍 Saratoga, CA: #9 of 169 inventorsTop 6%
🗺 California: #488 of 13,957 inventorsTop 4%
Overall (1994): #13,445 of 165,921Top 9%
3
Patents 1994

Issued Patents 1994

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
D353566 Walker Chi K. W. Chow 1994-12-20
5362272 Activity toy and walker device Chi K. W. Chow 1994-11-08
D350373 Housing for an electronic instructional game apparatus Chi K. W. Chow, Chung P. C. Lau 1994-09-06