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Inventor

FIEGEN BRIAN J

US7 patents
⚠️ This page may combine multiple inventors who share the name “FIEGEN BRIAN J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TRANE INT INC

4 patents
US12578115B2Mar 17, 2026

Controlled routing of hydronic flow using a distribution area director

TRANE INT INC0 citations50
US10495359B2Dec 3, 2019

Bi-directional cascade heat pump system

TRANE INT INC0 citations48
US10495358B2Dec 3, 2019

Bi-directional cascade heat pump system

TRANE INT INC0 citations48
US12123603B2Oct 22, 2024

HVACR system with zone heating

TRANE INT INC0 citations47

AMERICAN STANDARD INT INC

2 patents
US6386281B1May 14, 2002

Air handler with return air bypass for improved dehumidification

AMERICAN STANDARD INT INC52 citations93
US6604688B2Aug 12, 2003

Air handler with return air bypass for improved dehumidification

AMERICAN STANDARD INT INC40 citations90

CLINE LEE R

1 patent
US9423159B2Aug 23, 2016

Bi-directional cascade heat pump system

CLINE LEE R0 citations41