DN

Donald H. Nichols

📍 Minneapolis, MN: #41 of 227 inventorsTop 20%
🗺 Minnesota: #407 of 2,022 inventorsTop 25%
Overall (1989): #119,195 of 140,708Top 85%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4873193 Method and apparatus for the collection and preservation of fluid biological evidence Richard E. Jensen, D. Gary Hemphill 1989-10-10