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Geoffrey J. Grassle

Minneapolis, MN: #3,628 of 6,114 inventorsTop 60%

Minnesota: #32,449 of 52,454 inventorsTop 65%

Overall (All Time): #3,488,999 of 4,157,543Top 85%

1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
6785824	System for character-child interaction with adult character control	—	2004-08-31