DH

David A. Hotvet

3M: 1 patents #132 of 563Top 25%
📍 Savage, MN: #1 of 5 inventorsTop 20%
🗺 Minnesota: #407 of 2,022 inventorsTop 25%
Overall (1989): #122,909 of 140,708Top 90%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4827525 Attachment device for a probe microphone Ernest L. Woodfill, Rolf C. Rising 1989-05-02