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R. Mark Spencer

BWBarry Wright: 1 patents #18 of 45Top 40%
Waltham, MA: #1,119 of 1,656 inventorsTop 70%
Massachusetts: #56,664 of 88,656 inventorsTop 65%
Overall (All Time): #3,948,210 of 4,157,543Top 95%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4730861 Finger gripper with state indicator — 1988-03-15

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