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Gopalnarayanan; Sivakumar Patent Filings

Gopalnarayanan; Sivakumar

Patent Applications and Registrations

Patent applications and USPTO patent grants for Gopalnarayanan; Sivakumar.The latest application filed is for "systems and methods for heat exchange".

Company Profile
5.15.31
  • Gopalnarayanan; Sivakumar - Plano TX
  • Gopalnarayanan; Sivakumar - Dallas TX
  • Gopalnarayanan; Sivakumar - Simsbury CT
  • Gopalnarayanan, Sivakumar - Tredyffrin PA
*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.
Patent Activity
PatentDate
Systems And Methods For Heat Exchange
App 20220282937 - Mu; Baojie ;   et al.
2022-09-08
Systems And Methods For Determining A Fault Of An Air System For Heating, Ventilation And/or Cooling
App 20220282897 - Gopalnarayanan; Sivakumar ;   et al.
2022-09-08
Air mover refrigerant leak detection and risk mitigation
Grant 11,435,101 - Branson , et al. September 6, 2
2022-09-06
Systems And Methods For Heat Exchanger Manufacturing
App 20220274155 - Zou; Yang ;   et al.
2022-09-01
Heat Pump System Defrosting Operations
App 20220170673 - Gopalnarayanan; Sivakumar
2022-06-02
Systems and methods for heat exchanger manufacturing
Grant 11,338,353 - Zou , et al. May 24, 2
2022-05-24
Pressure expansion methods for heat exchanger manufacturing
Grant 11,338,352 - Gopalnarayanan May 24, 2
2022-05-24
Air Conditioning Reheat Systems And Methods Thereto
App 20220146164 - Long; Robert L. ;   et al.
2022-05-12
Integrated Space Conditioning And Water Heating Systems And Methods Thereto
App 20220090803 - Mu; Baojie ;   et al.
2022-03-24
Systems And Methods For Heat Exchanger Manufacturing
App 20220048093 - Zou; Yang ;   et al.
2022-02-17
Heat Exchanger Devices And Systems And Associated Methods
App 20220034593 - Zou; Yang ;   et al.
2022-02-03
Pressure Expansion Methods For Heat Exchanger Manufacturing
App 20220032358 - Gopalnarayanan; Sivakumar
2022-02-03
Integrated Space Conditioning And Water Heating/cooling Systems And Methods Thereto
App 20220010978 - Day; Christopher ;   et al.
2022-01-13
Dual-circuit Heating, Ventilation, Air Conditioning, And Refrigeration Systems And Associated Methods
App 20220011024 - Zou; Yang ;   et al.
2022-01-13
Heat pump system defrosting operations
Grant 11,209,204 - Gopalnarayanan December 28, 2
2021-12-28
Expansion Valve With Selectable Operation Modes
App 20210310707 - Inamdar; Harshad ;   et al.
2021-10-07
Expansion valve with selectable operation modes
Grant 10,982,887 - Inamdar , et al. April 20, 2
2021-04-20
Air Mover Refrigerant Leak Detection And Risk Mitigation
App 20210095876 - Branson; Michael W. ;   et al.
2021-04-01
Heat Pump System Defrosting Operations
App 20200378677 - Gopalnarayanan; Sivakumar
2020-12-03
Expansion Valve With Selectable Operation Modes
App 20200158391 - Inamdar; Harshad V. ;   et al.
2020-05-21
Overflow Sensor Assembly In Temperature Control Systems
App 20200149765 - Long; Robert L. ;   et al.
2020-05-14
Refrigerant charge adequacy gauge
Grant 7,712,319 - Braun, II , et al. May 11, 2
2010-05-11
Refrigerant charge status indication method and device
Grant 7,610,765 - Kang , et al. November 3, 2
2009-11-03
Dual thermochromic liquid crystal temperature sensing for refrigerant charge indication
Grant 7,552,596 - Galante , et al. June 30, 2
2009-06-30
Automatic refrigerant charging apparatus
Grant 7,472,557 - Kang , et al. January 6, 2
2009-01-06
Braze-free connector utilizing a sealant coated ferrule
Grant 7,419,192 - Benoit , et al. September 2, 2
2008-09-02
Detection of refrigerant charge adequacy based on multiple temperature measurements
Grant 7,386,985 - Concha , et al. June 17, 2
2008-06-17
Braze-free connector utilizing a sealant coated ferrule
App 20080007048 - Benoit; Jeffrey T. ;   et al.
2008-01-10
Detection of refrigerant charge adequacy based on multiple temperature measurements
App 20070125102 - Concha; Julio I. ;   et al.
2007-06-07
Use of thermal insulation for noise abatement
Grant 7,086,857 - Lai , et al. August 8, 2
2006-08-08
Visual display of temperature differences for refrigerant charge indication
App 20060137368 - Kang; Pengju ;   et al.
2006-06-29
Refrigerant charge status indication method and device
App 20060137370 - Kang; Pengju ;   et al.
2006-06-29
Dual thermochromic liquid crystal temperature sensing for refrigerant charge indication
App 20060137367 - Galante; Timothy P. ;   et al.
2006-06-29
Refrigerant charge adequacy gauge
App 20060137364 - Braun; Robert J. II ;   et al.
2006-06-29
Automatic refrigerant charging apparatus
App 20060137366 - Kang; Pengju ;   et al.
2006-06-29
Single sensor three-step refrigerant charge indicator
App 20060137369 - Galante; Timothy P. ;   et al.
2006-06-29
Braze-free connector
App 20060138772 - Galante; Timothy ;   et al.
2006-06-29
Braze-free connector for joining a pair of flow lines
App 20060138771 - Galante; Timothy ;   et al.
2006-06-29
Use of thermal insulation for noise abatement
App 20060019210 - Lai; Heng-Yi ;   et al.
2006-01-26
Refrigeration system having variable speed fan
Grant 6,968,708 - Gopalnarayanan , et al. November 29, 2
2005-11-29
Refrigeration system having variable speed fan
App 20040255603 - Gopalnarayanan, Sivakumar ;   et al.
2004-12-23
Method for increasing efficiency of a vapor compression system by evaporator heating
Grant 6,698,234 - Gopalnarayanan , et al. March 2, 2
2004-03-02
Expander Driven Motor For Auxiliary Machinery
App 20030221434 - Neiter, Jeff J. ;   et al.
2003-12-04
Expander driven motor for auxiliary machinery
Grant 6,647,742 - Neiter , et al. November 18, 2
2003-11-18
Method for increasing efficiency of a vapor compression system by evaporator heating
App 20030177782 - Gopalnarayanan, Sivakumar ;   et al.
2003-09-25
Fluid transport
App 20030019220 - Gopalnarayanan, Sivakumar ;   et al.
2003-01-30

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