Inventor profile of:

Derek Leman

City:

Brownsburg, Indiana

Country:

United States

Published Applications:

17

Last publication date:

2026-06-18

Top Assignees for applications by Derek Leman

The entities that hold a legal rights for patent applications filed by inventor Leman Derek:

Recent patent applications by Leman Derek

Derek Leman from Brownsburg, US has applied for patents for these inventions. The list has both pending applications and granted patents:

#1 | 2026-06-18
US20260168707A1
Mechanical engineering

HEAT PUMP AND FAN COIL UNIT WITH THERMAL ENERGY STORAGE AND THERMAL EXPANSION VALVE IN FLOW CONDUITS EXTENDING THEREBETWEEN

#2 | 2026-01-08
US20260009570A1
Mechanical engineering

SYSTEM AND METHOD FOR CONTROLLING OPERATION OF A HEAT PUMP

#3 | 2025-06-19
US20250198672A1
Mechanical engineering

MODULAR DE-SUPERHEATER AND WATER HEATER SYSTEM

#4 | 2025-03-06
US20250075949A1
Mechanical engineering

HEAT PUMP SYSTEM FOR OPTIMIZING OPERATIONAL EFFICIENCYWITHOUT CHARGE IMBALANCE AND A METHOD THEREOF

#5 | 2023-03-02
US20230064936A1
Mechanical engineering

Method of operating a heat pump system

#6 | 2018-11-08
US20180320979A1
Mechanical engineering

REFRIGERANT TO WATER HEAT EXCHANGER

#7 | 2017-04-06
US20170097183A1
Mechanical engineering

System and method of operating a variable speed compressor with a two-stage controller

#8 | 2015-09-17
US20150260437A1
Mechanical engineering

Method and system of using a reversing valve to control at least two HVAC systems

#9 | 2015-05-07
US20150122459A1
Mechanical engineering

BRAZED HEAT EXCHANGER DESIGN

#10 | 2015-02-26
US20150052914A1
Mechanical engineering

System and Method for Using an Electronic Expansion Valve to Control a Discharge Pressure in a Multi-Purpose HVAC System

#11 | 2015-02-12
US20150040841A1
Mechanical engineering

SYSTEM AND METHOD FOR IMPROVING A WATER HEATING CYCLE IN A MULTI-PURPOSE HVAC SYSTEM

#12 | 2014-11-06
US20140326004A1
Mechanical engineering

Method for managing a refrigerant charge in a multi-purpose HVAC system

#13 | 2014-10-30
US20140318752A1
Mechanical engineering

Refrigerant to water heat exchanger

#14 | 2014-09-25
US20140283540A1
Mechanical engineering

Heat pump water module with condensing coil in water storage tank

#15 | 2013-05-02
US20130104574A1
Mechanical engineering

Hybrid Space And Hot Water Heating Heat Pump

#16 | 2011-03-31
US20110073277A1
Mechanical engineering

ADAPTER FOR HEAT EXCHANGER

#17 | 2008-04-24
US20080092576A1
Mechanical engineering

Support bracket for casing of a condensing unit

InventorID:

215099 ⎘