Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Nicholas Walker — 6 Patents

Nike: 2 patents #1,585 of 2,652Top 60%
TITwin-Star International: 1 patents #9 of 31Top 30%
Portland, OR: #2,489 of 9,213 inventorsTop 30%
Oregon: #6,449 of 28,073 inventorsTop 25%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Nicholas Walker has been granted 6 US patents while listed as an inventor at Nike. The first was granted in 1989 and the most recent in September 2025. Nicholas Walker ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Nicholas Walker in Portland, OR, US.

Patents per Year

Patents granted per year, 1989 to 2025Bar chart with a peak of 2 patents in 2025.peak 21989: 1 patents19891992: 1 patents19921994: 1 patents19942020: 1 patents20202025: 2 patents2025

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
D1091069 Shoe 2025-09-02
D1091094 Shoe 2025-09-02
D887182 Standing desk Jacqueline Todd, Ocean Li, Dale Duan, Tyler Nemes 2020-06-16
5314525 Method for treating a liquid with a gas using an impeller Charles E. Eckert 1994-05-24
5160693 Impeller for treating molten metals Charles E. Eckert 1992-11-03
4834876 Filtration assembly having integral heating means for maintaining the metallic material being filtered in the molten state 1989-05-30