FJ

F N Chalk, Jr.

NI Nfinity Ip: 1 patents #7 of 9Top 80%
Overall (All Time): #2,782,634 of 4,157,543Top 70%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10602799 Athletic shoe with energy return system Stephen Opie, James Kuangcheng Tsen 2020-03-31