Sivakumar Gopalnarayanan

Person

Simsbury, CT, US

People

Patents Grantslast 30 patents

Information Patent Grant
Refrigerant charge adequacy gauge
- Patent number 7,712,319
- Issue date May 11, 2010
- Carrier Corporation
- Robert J. Braun, II
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Refrigerant charge status indication method and device
- Patent number 7,610,765
- Issue date Nov 3, 2009
- Carrier Corporation
- Pengju Kang
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Dual thermochromic liquid crystal temperature sensing for refrigera...
- Patent number 7,552,596
- Issue date Jun 30, 2009
- Carrier Corporation
- Timothy P. Galante
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Automatic refrigerant charging apparatus
- Patent number 7,472,557
- Issue date Jan 6, 2009
- Carrier Corporation
- Pengju Kang
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Braze-free connector utilizing a sealant coated ferrule
- Patent number 7,419,192
- Issue date Sep 2, 2008
- Carrier Corporation
- Jeffrey T. Benoit
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Detection of refrigerant charge adequacy based on multiple temperat...
- Patent number 7,386,985
- Issue date Jun 17, 2008
- Carrier Corporation
- Julio I. Concha
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Use of thermal insulation for noise abatement
- Patent number 7,086,857
- Issue date Aug 8, 2006
- Carrier Corporation
- Heng-Yi Lai
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Refrigeration system having variable speed fan
- Patent number 6,968,708
- Issue date Nov 29, 2005
- Carrier Corporation
- Sivakumar Gopalnarayanan
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Method for increasing efficiency of a vapor compression system by e...
- Patent number 6,698,234
- Issue date Mar 2, 2004
- Carrier Corporation
- Sivakumar Gopalnarayanan
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Expander driven motor for auxiliary machinery
- Patent number 6,647,742
- Issue date Nov 18, 2003
- Carrier Corporation
- Jeff J. Neiter
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...

Patents Applicationslast 30 patents

Information Patent Application
Braze-free connector utilizing a sealant coated ferrule
- Publication number 20080007048
- Publication date Jan 10, 2008
- Carrier Corporation
- Jeffrey T. Benoit
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Detection of refrigerant charge adequacy based on multiple temperat...
- Publication number 20070125102
- Publication date Jun 7, 2007
- Carrier Corporation
- Julio I. Concha
- B60 - VEHICLES IN GENERAL
Information Patent Application
Braze-free connector for joining a pair of flow lines
- Publication number 20060138771
- Publication date Jun 29, 2006
- Carrier Corporation
- Timothy Galante
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Dual thermochromic liquid crystal temperature sensing for refrigera...
- Publication number 20060137367
- Publication date Jun 29, 2006
- Carrier Corporation
- Timothy P. Galante
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Braze-free connector
- Publication number 20060138772
- Publication date Jun 29, 2006
- Carrier Corporation
- Timothy Galante
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Visual display of temperature differences for refrigerant charge in...
- Publication number 20060137368
- Publication date Jun 29, 2006
- Carrier Corporation
- Pengju Kang
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Single sensor three-step refrigerant charge indicator
- Publication number 20060137369
- Publication date Jun 29, 2006
- Carrier Corporation
- Timothy P. Galante
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Refrigerant charge status indication method and device
- Publication number 20060137370
- Publication date Jun 29, 2006
- Carrier Corporation
- Pengju Kang
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Refrigerant charge adequacy gauge
- Publication number 20060137364
- Publication date Jun 29, 2006
- Carrier Corporation
- Robert J. Braun
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Automatic refrigerant charging apparatus
- Publication number 20060137366
- Publication date Jun 29, 2006
- Carrier Corporation
- Pengju Kang
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Use of thermal insulation for noise abatement
- Publication number 20060019210
- Publication date Jan 26, 2006
- Carrier Corporation
- Heng-Yi Lai
- F24 - HEATING RANGES VENTILATING
Information Patent Application
Refrigeration system having variable speed fan
- Publication number 20040255603
- Publication date Dec 23, 2004
- Sivakumar Gopalnarayanan
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
EXPANDER DRIVEN MOTOR FOR AUXILIARY MACHINERY
- Publication number 20030221434
- Publication date Dec 4, 2003
- Jeff J. Neiter
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Method for increasing efficiency of a vapor compression system by e...
- Publication number 20030177782
- Publication date Sep 25, 2003
- Sivakumar Gopalnarayanan
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...

Sivakumar Gopalnarayanan

Person

Patents Grantslast 30 patents

Refrigerant charge adequacy gauge

Refrigerant charge status indication method and device

Dual thermochromic liquid crystal temperature sensing for refrigera...

Automatic refrigerant charging apparatus

Braze-free connector utilizing a sealant coated ferrule

Detection of refrigerant charge adequacy based on multiple temperat...

Use of thermal insulation for noise abatement

Refrigeration system having variable speed fan

Method for increasing efficiency of a vapor compression system by e...

Expander driven motor for auxiliary machinery

Patents Applicationslast 30 patents

Braze-free connector utilizing a sealant coated ferrule

Detection of refrigerant charge adequacy based on multiple temperat...

Braze-free connector for joining a pair of flow lines

Dual thermochromic liquid crystal temperature sensing for refrigera...

Braze-free connector

Visual display of temperature differences for refrigerant charge in...

Single sensor three-step refrigerant charge indicator

Refrigerant charge status indication method and device

Refrigerant charge adequacy gauge

Automatic refrigerant charging apparatus

Use of thermal insulation for noise abatement

Refrigeration system having variable speed fan

EXPANDER DRIVEN MOTOR FOR AUXILIARY MACHINERY

Method for increasing efficiency of a vapor compression system by e...