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For the Inventor, By the Inventor

Lexington, KY, United States of America

Delta T Corporation


USPTO Granted Patents = 144



Trademarks = 81

Forward Citations = 1,550

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120 inventors (with patents filed for the assignee):

goldMedal Richard Alan Oleson (41 out of 49 patents)

silverMedal Richard W Fizer (25 out of 26 patents)

bronzeMedal Richard Michael Aynsley (20 out of 20 patents)

4.  Ernest John Noble (14 out of 16 patents)

5.  Mark Toy (12 out of 12 patents)

6.  J Carey Smith (11 out of 11 patents)

7.  Daniel Patrick Dalton (11 out of 12 patents)

8.  Ken Siong Tan (10 out of 10 patents)

9.  Jay Fizer (8 out of 8 patents)

10.  Igor Davidenko (8 out of 8 patents)

11.  Jason Hunt Fizer (8 out of 8 patents)

12.  David Matthew Ladnier (8 out of 9 patents)

13.  Richard Lenser (7 out of 7 patents)

14.  Marc McKinzie (7 out of 7 patents)

15.  Jon Jet Ling (7 out of 7 patents)


Core Competencies:
Ceiling Fans
Lighting Modules
Brushless Motors
Germicidal Capabilities
Blade Retention Systems
Thermal Comfort Control
Air Quality Improvement
Temperature Differential Control
Winglet Technology
Fan Accessories
Condensation Control Systems
Variable Speed Control

144 patents:

1. 12474044 - Ceiling fan with enhanced lighting capabilities and related methods (2025-11-18),
2. 12421982 - Direct mounting system for ceiling fans (2025-09-23),
3. 12297839 - Ceiling fan with concentric stationary tube and power-down features (2025-05-13),
4. D1070065 - Fan blade accessory (2025-04-08),
5. D1064242 - Fan housing (2025-02-25),
6. D1059570 - Fan (2025-01-28),
7. 12163532 - Blade retention system for overhead fan (2024-12-10),
8. D1041644 - Winglet (2024-09-10),
9. D1041387 - Winglet (2024-09-10),
10. 12012967 - Ceiling fan with germicidal capabilities (2024-06-18),
11. 12006945 - Automatic control system for ceiling fan based on temperature differentials (2024-06-11),
12. D1030109 - Lighting module for a fan (2024-06-04),
13. 11939992 - Direct mounting system for ceiling fans (2024-03-26),
14. D1018929 - Lighting module for a fan (2024-03-19),
15. 11885344 - Adjustable mount for securing fan accessory (2024-01-30),
Delta T Corporation is a leading provider of temperature control solutions. With over 20 years of expertise in the industry, we design and manufacture innovative products that help companies maintain precise temperatures for various applications. Our solutions include temperature control systems, thermal management devices, and specialized cooling solutions. We serve a wide range of industries such as manufacturing, pharmaceuticals, food processing, and research laboratories. Visit our website to learn more about our products and how we can optimize your temperature control needs.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 9 2025

144 Patents

#2 in Lexington, KY

#8 in Kentucky

#2,621 in US

#5,495 in the World

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Lexington, KY, United States of America

Delta T Corporation

Forward Citations = 1,550

120 inventors:

goldMedal Richard Alan Oleson (41 out of 49 patents)

silverMedal Richard W Fizer (25 out of 26 patents)

bronzeMedal Richard Michael Aynsley (20 out of 20 patents)

4.  Ernest John Noble (14 out of 16 patents)

5.  Mark Toy (12 out of 12 patents)

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