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For the Inventor, By the Inventor

New Port Richey, FL, United States of America

The Delfield Company, LLC

Calculating rank
USPTO Granted Patents = 19

% Expired Patents = 36.8


Trademarks = 3

Forward Citations = 216

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29 inventors (with patents filed for the assignee):

goldMedal Darrel Jay Walker (7 out of 7 patents)

silverMedal Wayne W Smith (5 out of 5 patents)

bronzeMedal Thomas J Frick (5 out of 5 patents)

4.  Nick Richard Derry (4 out of 4 patents)

5.  Earl H Moore (4 out of 4 patents)

6.  Harry Edward Wing (3 out of 6 patents)

7.  Richard A Seiss (2 out of 2 patents)

8.  Travis James Krchmar (2 out of 2 patents)

9.  James Lyon (2 out of 2 patents)

10.  Jeremy Robert Huhn (1 out of 1 patent)

11.  Keith A Stanger (1 out of 19 patents)

12.  Moe H Majordy (1 out of 4 patents)

13.  Janice M Jaferian (1 out of 1 patent)

14.  William E Smith (1 out of 14 patents)

15.  Kenneth Lee Lundberg (1 out of 1 patent)


19 patents:

1. 10539342 - Small refrigerant receiver for use with thermostatic expansion valve refrigeration system (2020-01-21),
2. 9901212 - Moist and crispy product holding cabinet with heated airflow (2018-02-27),
3. 9568202 - Premium prep table (2017-02-14),
4. 9475110 - Integrated door/drawer handle (2016-10-25),
5. D734786 - Single piece integrated door and handle (2015-07-21),
6. 9056337 - Automated method and device for cleaning of blended ice machine (2015-06-16),
7. 8863992 - Method and system for a beverage dispensing assembly (2014-10-21),
8. 8763823 - Food pan guide (2014-07-01),
9. 8727186 - Method and product delivery mechanism with a pump (2014-05-20),
10. D626825 - Fastener (2010-11-09),
11. 7748228 - Refrigeration system capable of multi-faceted operation (2010-07-06),
12. 7069732 - Method and apparatus for controlling heat transfer for a fluid immersed vessel (2006-07-04),
13. 6616011 - Airflow method and system for controlling temperature of a liquid dispenser (2003-09-09),
14. 6467294 - Apparatus and method for controlling temperature for a self-service food display (2002-10-22),
15. 5532456 - Temperature and humidity controllable doorless oven (1996-07-02),
Company Overview
The Delfield Company, LLC specializes in the design and manufacture of high-quality commercial refrigeration and foodservice equipment. Based in New Port Richey, Florida, the company focuses on innovative solutions that enhance food preservation and operational efficiency for restaurants, hotels, and other foodservice establishments. With a commitment to sustainability and advanced technology, Delfield aims to meet the evolving needs of the foodservice industry while ensuring reliability and performance in its product offerings.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

19 Patents

#2 in New Port Richey, FL

#448 in Florida

#17,154 in US

#32,705 in the World

New Port Richey, FL (US)
New Port Richey, FL, United States of America

The Delfield Company, LLC

Forward Citations = 216

29 inventors:

goldMedal Darrel Jay Walker (7 out of 7 patents)

silverMedal Wayne W Smith (5 out of 5 patents)

bronzeMedal Thomas J Frick (5 out of 5 patents)

4.  Nick Richard Derry (4 out of 4 patents)

5.  Earl H Moore (4 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: The Delfield Company, LLC. Retrieved from https://idiyas.com/company/delfield-company

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]
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