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David K. Johnsen

KTKey Technology: 1 patents #60 of 131Top 50%

Redmond, OR: #50 of 100 inventorsTop 50%

Oregon: #17,068 of 28,073 inventorsTop 65%

Overall (All Time): #3,430,514 of 4,157,543Top 85%

1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
7117996	Adjustable object size grader	John Euford Mobley, Scott Benjamin	2006-10-10