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David E. Spring

COComcast: 1 patents #2,409 of 4,447Top 55%

Keizer, OR: #22 of 55 inventorsTop 40%

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

Overall (All Time): #3,595,328 of 4,157,543Top 90%

1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
6295794	Joint compound including recycled constituents and method and system for making the same	Frank Juergen Nordt, Jason Everett, Duane L. Whipple	2001-10-02