DD

David Dubiel

CM Chapin Manufacturing: 3 patents #1 of 6Top 20%
📍 North Chili, NY: #1 of 5 inventorsTop 20%
🗺 New York: #1,255 of 12,227 inventorsTop 15%
Overall (2022): #84,946 of 548,613Top 20%
3
Patents 2022

Issued Patents 2022

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
D973840 Dual chamber backpack sprayer Morgan Allis 2022-12-27
11483965 Hand-held spreader having a base attachable to a plurality of different hoppers William James Campbell 2022-11-01
11213841 Wet/dry hose end sprayer James R. Fontaine, Mark T. MacLean-Blevins 2022-01-04