CIPO Patents = 4

Trademarks = 14

Forward Citations = 38

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18 inventors (with patents filed for the assignee):

Jie Chen (5 out of 10 patents)

Jan Pottinger (2 out of 2 patents)

Allan J Reifel (2 out of 11 patents)

4. David L Koesterer (2 out of 4 patents)

5. Siegfried J Weigl (2 out of 3 patents)

6. James Patrick Downie (1 out of 1 patent)

7. Richard Brian Reed (1 out of 1 patent)

8. Richard Gerard Blasko (1 out of 2 patents)

9. John Patrick McKissack (1 out of 3 patents)

10. Avinash Keshavrao Gholap (1 out of 1 patent)

11. Justin W Hampton (1 out of 2 patents)

12. Seng Kham Phannavong (2 patents)

13. Christopher Adam Hughes (2 patents)

14. Timothy J Roberts (9 patents)

15. Thomas W Clark (2 patents)

6 patents: Sort by Forward Citations

1. 10473372 - System and method for charging a refrigeration system (2019-11-12),

2. 10473371 - System and method for charging a refrigeration system (2019-11-12),

3. 10066860 - Air conditioning system having actively controlled and stabilized hot gas reheat circuit (2018-09-04),

4. 9383126 - Refrigerant charge management in a heat pump water heater (2016-07-05),

5. 9328946 - Heat pumps with unequal cooling and heating capacities for climates where demand for cooling and heating are unequal, and method of adapting and distributing such heat pumps (2016-05-03),

6. 9121628 - Heat pumps with unequal cooling and heating capacities for climates where demand for cooling and heating are unequal, and method of adapting and distributing such heat pumps (2015-09-01),

Company Overview

Nortek Global HVAC is a leading manufacturer of residential and commercial HVAC systems, providing innovative solutions for heating, ventilation, and air conditioning. With a focus on energy efficiency and sustainability, Nortek Global HVAC offers a wide range of products, including air conditioners, heat pumps, furnaces, and air handlers. The company is committed to delivering reliable and high-quality heating and cooling solutions to customers worldwide.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

6 Patents

#8 in O'Fallon, MO

#645 in Missouri

#44,981 in US

O'Fallon, MO, United States of America

Nortek Global Hvac, LLC

Forward Citations = 38

18 inventors:

Jie Chen (5 out of 10 patents)

Jan Pottinger (2 out of 2 patents)

Allan J Reifel (2 out of 11 patents)

4. David L Koesterer (2 out of 4 patents)

5. Siegfried J Weigl (2 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Nortek Global Hvac, LLC. Retrieved from https://idiyas.com/company/nortek-global-hvac

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

4 patents (CIPO):

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]