Inventor

WIGHTMAN DAVID

US4 patents

⚠️ This page may combine multiple inventors who share the name “WIGHTMAN DAVID”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

XDX GLOBAL LLC

2 patents

US9879899B2Jan 30, 2018

Surged heat pump systems and methods

XDX GLOBAL LLC2 citations64

US10060662B2Aug 28, 2018

Surged heat pump systems and methods of defrosting an evaporator

XDX GLOBAL LLC0 citations43

WIGHTMAN DAVID

2 patents

US9057547B2Jun 16, 2015

Surged heat pump systems

WIGHTMAN DAVID1 citations53

US9127870B2Sep 8, 2015

Surged vapor compression heat transfer systems with reduced defrost requirements

WIGHTMAN DAVID1 citations42