Christopher Espelien

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Holmen, WI, US

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Patents Grantslast 30 patents

Information Patent Grant
Method of improved control for variable volume ratio valve
- Patent number 11,725,661
- Issue date Aug 15, 2023
- TRANE INTERNATIONAL INC.
- Christopher Espelien
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Systems and methods for controlling compressor motors
- Patent number 11,530,856
- Issue date Dec 20, 2022
- TRANE INTERNATIONAL INC.
- Seth M. McGill
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method of improved control for variable volume ratio valve
- Patent number 10,844,860
- Issue date Nov 24, 2020
- TRANE INTERNATIONAL INC.
- Christopher Espelien
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Variable orifice flow control device
- Patent number 10,527,174
- Issue date Jan 7, 2020
- TRANE INTERNATIONAL INC.
- Christopher Espelien
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...

Patents Applicationslast 30 patents

Information Patent Application
METHOD OF IMPROVED CONTROL FOR VARIABLE VOLUME RATIO VALVE
- Publication number 20210180598
- Publication date Jun 17, 2021
- TRANE INTERNATIONAL INC.
- Christopher Espelien
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
METHOD OF IMPROVED CONTROL FOR VARIABLE VOLUME RATIO VALVE
- Publication number 20200200175
- Publication date Jun 25, 2020
- TRANE INTERNATIONAL INC.
- Christopher Espelien
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
SYSTEMS AND METHODS FOR CONTROLLING COMPRESSOR MOTORS
- Publication number 20200191454
- Publication date Jun 18, 2020
- TRANE INTERNATIONAL INC.
- Seth M. McGill
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
REFRIGERANT GAS COOLING OF MOTOR AND MAGNETIC BEARINGS
- Publication number 20190063461
- Publication date Feb 28, 2019
- TRANE INTERNATIONAL INC.
- Christopher Espelien
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
VARIABLE ORIFICE FLOW CONTROL DEVICE
- Publication number 20190063622
- Publication date Feb 28, 2019
- TRANE INTERNATIONAL INC.
- Christopher Espelien
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...