For the Inventor, By the Inventor

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Richardson, TX, United States of America

Lennox Manufacturing, Inc.

USPTO Granted Patents = 25

% Expired Patents = 8.0

CIPO Patents = 5

Forward Citations = 551

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48 inventors (with patents filed for the assignee):

Oved W Hanson (5 out of 9 patents)

Keith A Temple (3 out of 3 patents)

Robert B Uselton (2 out of 49 patents)

4. Wojciech Grohman (2 out of 52 patents)

5. Randy D Smith (2 out of 3 patents)

6. Matthew S Riepenhoff (2 out of 2 patents)

7. Hugh E Vinson (2 out of 3 patents)

8. Glenn Will Kowald (2 out of 42 patents)

9. Leonard J Van Essen (2 out of 2 patents)

10. Rakesh Goel (1 out of 115 patents)

11. Steven Schneider (1 out of 16 patents)

12. Ammar Kailani (1 out of 7 patents)

13. Timothy H Thorson (1 out of 17 patents)

14. Leonard J Cook (1 out of 4 patents)

15. Delbert Steven Christopher (1 out of 5 patents)

Core Competencies:

Condensate Drainage

Heat Exchanger

Dehumidification

HVAC System

Air Conditioner

Vibration Dampening

Refrigerant Distribution

Environmental Control

Combustion Appliance

Backup Power

NOx Reduction

Air Moving Unit

25 patents: Sort by Forward Citations

1. 8769979 - Apparatus and method for draining condensate (2014-07-08),

2. 8713697 - Apparatus and method for storing event information for an HVAC system (2014-04-29),

3. 8544288 - Dehumidification enhancement via blower control (2013-10-01),

4. 7783791 - Apparatus and method for treating addresses in an environmental control network (2010-08-24),

5. 7590469 - Method and apparatus for configuring a communicating environmental conditioning network (2009-09-15),

6. 7566359 - Ultraviolet lamp with absorptive barrier (2009-07-28),

7. 7549842 - Apparatus for housing an air moving unit (2009-06-23),

8. 7389159 - Control algorithm for backup power system (2008-06-17),

9. D532502 - Air conditioner unit (2006-11-21),

10. 7137268 - Vibration dampening device (2006-11-21),

11. 7131287 - Air conditioning system with vibration dampening device (2006-11-07),

12. 7036498 - Multi-position furnace (2006-05-02),

13. 6945320 - Tubular heat exchanger with offset interior dimples (2005-09-20),

14. 6886349 - Brazed aluminum heat exchanger (2005-05-03),

15. 6857578 - Combination water heating and space heating apparatus and control therefor (2005-02-22),

Company Overview

Lennox Manufacturing, Inc., headquartered in Richardson, Texas, specializes in the development and manufacturing of innovative heating, ventilation, and air conditioning (HVAC) systems. The company is recognized for its commitment to energy efficiency and sustainability, providing advanced climate control solutions for residential and commercial applications. With a focus on research and technology, Lennox continually enhances its product offerings to meet evolving consumer needs and environmental standards.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

25 Patents

#25 in Richardson, TX

#778 in Texas

#13,350 in US

#25,681 in the World

Richardson, TX, United States of America

Lennox Manufacturing, Inc.

Forward Citations = 551

48 inventors:

Oved W Hanson (5 out of 9 patents)

Keith A Temple (3 out of 3 patents)

Robert B Uselton (2 out of 49 patents)

4. Wojciech Grohman (2 out of 52 patents)

5. Randy D Smith (2 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Lennox Manufacturing, Inc.. Retrieved from https://idiyas.com/company/lennox-manufacturing

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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