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For the Inventor, By the Inventor

Stone Mountain, GA, United States of America

Heatcraft Refrigeration Products LLC


USPTO Granted Patents = 160



Trademarks = 16

Forward Citations = 270

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93 inventors (with patents filed for the assignee):

goldMedal Shitong Zha (59 out of 66 patents)

silverMedal Xi Sun (18 out of 18 patents)

bronzeMedal Douglas Cole (11 out of 11 patents)

4.  Karthick Kuppusamy (10 out of 12 patents)

5.  Fardis Najafifard (9 out of 9 patents)

6.  Augusto Zimmermann (8 out of 8 patents)

7.  Augusto J Pereira Zimmermann (8 out of 9 patents)

8.  Masood Ali (7 out of 7 patents)

9.  Michael Hollister (6 out of 6 patents)

10.  Rahul Gokhale (6 out of 6 patents)

11.  Saravana Vaithilingam Sakthivel (5 out of 5 patents)

12.  Robert H Austin, Jr (5 out of 6 patents)

13.  Satish Kumar Jatashanker Singh (5 out of 5 patents)

14.  Todd Irvin Collins (5 out of 5 patents)

15.  Nicole Z Martin (4 out of 4 patents)


Core Competencies:
Refrigeration Systems
Adiabatic Cooling
Evaporator Coils
Hot Gas Defrost
Cooling Systems
Thermal Storage
Oil Return Mechanisms
Compressor Bypass
Sliding Drain Pans
Medium Temperature Discharge
Flooded Heat Exchangers
Automatic Cleaning

160 patents:

1. 12492852 - Refrigeration system with an oil drain conduit and methods of use (2025-12-09),
2. 12487023 - Refrigeration system and method of defrosting the same (2025-12-02),
3. 12429233 - Adiabatic cooling system with pad support (2025-09-30),
4. 12379127 - Air intake and discharge sealing structures for evaporator units (2025-08-05),
5. 12372283 - Hot gas defrost using medium temperature discharge gas (2025-07-29),
6. 12352476 - Cooling system (2025-07-08),
7. 12352472 - Cooling system (2025-07-08),
8. 12345456 - Refrigeration system with emergency cooling using dedicated compressor (2025-07-01),
9. 12345455 - Refrigeration system with emergency cooling using dedicated compressor (2025-07-01),
10. 12345450 - Evaporator coil insert (2025-07-01),
11. 12320558 - COrefrigeration system with isochoric compression (2025-06-03),
12. 12287131 - Unit cooler with staggered defrost on a plurality of evaporator coils (2025-04-29),
13. 12264858 - Cooling system with oil return to accumulator (2025-04-01),
14. 12203693 - Hot gas defrost using fluid from high pressure tank (2025-01-21),
15. 12203688 - Automatic cleaning of adiabatic condenser cooling pads (2025-01-21),
Heatcraft Refrigeration Products LLC is a leading manufacturer of commercial refrigeration products for the foodservice, food retail, and industrial refrigeration industries. With a wide range of innovative products and solutions, Heatcraft helps businesses maintain optimal temperatures for their perishable goods. With a commitment to quality and customer satisfaction, Heatcraft has established itself as a trusted name in the industry.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Jan 6 2026

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160 Patents

#1 in Stone Mountain, GA

#56 in Georgia

#2,397 in US

#5,015 in the World

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Stone Mountain, GA, United States of America

Heatcraft Refrigeration Products LLC

Forward Citations = 270

93 inventors:

goldMedal Shitong Zha (59 out of 66 patents)

silverMedal Xi Sun (18 out of 18 patents)

bronzeMedal Douglas Cole (11 out of 11 patents)

4.  Karthick Kuppusamy (10 out of 12 patents)

5.  Fardis Najafifard (9 out of 9 patents)

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