DG

Derrick P. Grimmer

3M: 2 patents #34 of 563Top 7%
📍 Windom, MN: #14 of 189 inventorsTop 8%
🗺 Minnesota: #129 of 2,022 inventorsTop 7%
Overall (1989): #29,153 of 140,708Top 25%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4882239 Light-rechargeable battery Robert Wenz 1989-11-21
4873201 Method for fabricating an interconnected array of semiconductor devices Kenneth R. Paulson, James R. Gilbert 1989-10-10