William A. Steinmeyer

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Indianapolis, IN, US

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Patents Grantslast 30 patents

Information Patent Grant
Modulation control of hydronic systems
- Patent number 10,859,275
- Issue date Dec 8, 2020
- David E. Johnson
- G05 - CONTROLLING REGULATING
Information Patent Grant
Modulation control of hydronic systems
- Patent number 9,863,646
- Issue date Jan 9, 2018
- David E. Johnson
- G05 - CONTROLLING REGULATING

Patents Applicationslast 30 patents

Information Patent Application
MODULATION CONTROL OF HYDRONIC SYSTEMS
- Publication number 20180135868
- Publication date May 17, 2018
- THERMODYNAMIC PROCESS CONTROL, LLC
- David E. Johnson
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
MODULATION CONTROL OF HYDRONIC SYSTEMS
- Publication number 20130048745
- Publication date Feb 28, 2013
- THERMODYNAMIC PROCESS CONTROL, LLC
- David E. Johnson
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
MODULATION CONTROL OF A HYDRONIC HEATING SYSTEM
- Publication number 20080179416
- Publication date Jul 31, 2008
- David E. Johnson
- F24 - HEATING RANGES VENTILATING