AM

Allen D. Mathison

CI Cherne Industries Incorporated: 3 patents #2 of 4Top 50%
📍 Richfield, MN: #2 of 15 inventorsTop 15%
🗺 Minnesota: #100 of 2,841 inventorsTop 4%
Overall (1994): #14,848 of 165,921Top 9%
3
Patents 1994

Issued Patents 1994

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5353841 Pneumatic plug for clean-out tees Marc P. Bevacco, Bryan Benson 1994-10-11
D351013 Mechanical inspection and sealing plug for a monitoring well Bryan Benson 1994-09-27
D350704 Pneumatic test plug Marc P. Bevacco, Bryan Benson 1994-09-20