DH

D. Gary Hemphill

📍 Wayzata, MN: #85 of 278 inventorsTop 35%
🗺 Minnesota: #19,064 of 52,454 inventorsTop 40%
Overall (All Time): #1,656,806 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5186900 Blood collection and transportation assembly for evidentiary purposes Richard E. Jensen, Donald H. Nichols 1993-02-16
4917867 Apparatus for the collection and transportation of dual biological samples Richard E. Jensen, Donald H. Nichols 1990-04-17
4873193 Method and apparatus for the collection and preservation of fluid biological evidence Richard E. Jensen, Donald H. Nichols 1989-10-10