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USPTO Patent Rankings Data through Dec 31, 2025
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Charles David Tupper — 1 Patent

VRVrchat: 1 patents #5 of 7Top 75%
Portland, OR: #6,060 of 9,213 inventorsTop 70%
Oregon: #17,193 of 28,073 inventorsTop 65%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Charles David Tupper has been granted 1 US patent while listed as an inventor at Vrchat. All of these patents were granted in 2025. Charles David Tupper ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Charles David Tupper in Portland, OR, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12327305 Safety policy for contact interactions between avatars David E. Tin Nyo, Ronald John Millar 2025-06-10

Frequent Collaborators

David E. Tin Nyo1 shared
Ronald John Millar1 shared

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