DH

Donald Lee Hamilton

EV Evapco: 1 patents #5 of 17Top 30%
🗺 Maryland: #1,063 of 3,824 inventorsTop 30%
Overall (2023): #461,566 of 537,848Top 90%
1
Patents 2023

Issued Patents 2023

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11674723 Method and apparatus for staged startup of air-cooled low charged packaged ammonia refrigeration system Jake William Denison, Samuel K. Vineyard, II 2023-06-13