DW

David Wightman

XG Xdx Global: 2 patents #1 of 1Top 100%
📍 Arlington Heights, IL: #25 of 130 inventorsTop 20%
🗺 Illinois: #1,344 of 7,998 inventorsTop 20%
Overall (2018): #154,607 of 503,207Top 35%
2
Patents 2018

Issued Patents 2018

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10060662 Surged heat pump systems and methods of defrosting an evaporator — 2018-08-28
9879899 Surged heat pump systems and methods — 2018-01-30