Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
DC

Donald Chan — 1 Patent

UNUnknown: 1 patents #29,356 of 83,584Top 40%
Charlottesville, VA: #770 of 1,304 inventorsTop 60%
Virginia: #18,949 of 34,511 inventorsTop 55%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Donald Chan has been granted 1 US patent while listed as an inventor at Unknown. All of these patents were granted in 2003. Donald Chan ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Donald Chan in Charlottesville, VA, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6656179 Bone plate Bernd Schaefer, Henry Halm, Ulf Liljenqvist 2003-12-02