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David L. Walker — 1 Patent in 2021

Portland, OR: #794 of 1,855 inventorsTop 45%

Oregon: #1,702 of 4,388 inventorsTop 40%

Overall (2021): #477,952 of 548,734Top 90%

1 Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
D914427	Bun toaster	Debra J. Walker	2021-03-30