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For the Inventor, By the Inventor

Chicago, IL, United States of America

United States Gypsum Company


USPTO Granted Patents = 722



Trademarks = 89

Forward Citations = 12,128

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486 inventors (with patents filed for the assignee):

goldMedal Qiang Yu (52 out of 55 patents)

silverMedal Weixin David Song (51 out of 57 patents)

bronzeMedal Ashish Dubey (48 out of 51 patents)

4.  Alan C Wendt (40 out of 73 patents)

5.  Alfred C Li (37 out of 49 patents)

6.  Matthew Earle Myers (33 out of 33 patents)

7.  Salvatore C Immordino, Jr (31 out of 32 patents)

8.  James Wittbold (29 out of 29 patents)

9.  Qingxia Liu (29 out of 29 patents)

10.  Michael Patrick Shake (28 out of 28 patents)

11.  Robert H Negri (24 out of 24 patents)

12.  Chris C Lee (23 out of 23 patents)

13.  Richard B Stevens (23 out of 24 patents)

14.  Yijun Sang (22 out of 24 patents)

15.  Dennis Mark Lettkeman (21 out of 21 patents)


Core Competencies:
Gypsum Composition
Load Bearing Wall Construction
Composite Structure
Damping Systems
Missile Impact Resistant Sheathing
Lightweight Gypsum Board
Fire Resistant Gypsum Board
Joint Compounds
Foam Modifiers
Water Barrier Sheathing
Cementitious Panels
Automated Carton Closing

722 patents:

1. 12371374 - Gypsum composition comprising uncooked starch having mid-range viscosity, and methods and products related thereto (2025-07-29),
2. 12352034 - Load bearing wall construction system using hollow structural sections (2025-07-08),
3. 12345044 - Composite structure including a structural panel and a metal support (2025-07-01),
4. 12338621 - Structural load-bearing wall (2025-06-24),
5. 12305386 - Constrained layer floor and wall damping systems using high-density reinforced cement panels (2025-05-20),
6. 12303935 - Indicator for the sanding of joint compounds and spackles (2025-05-20),
7. 12291485 - Gypsum cement compositions with aggregate stabilizers and methods for forming floor underlayment (2025-05-06),
8. 12162803 - Foam modifiers for gypsum slurries, methods, and products (2024-12-10),
9. 12103278 - Fiberglass insulation backed sound mat (2024-10-01),
10. 12091856 - Missile impact resistant exterior sheathing building panel (2024-09-17),
11. 12090744 - Composite gypsum board and methods related thereto (2024-09-17),
12. 12077961 - Modular construction including fire-suppressing gasket (2024-09-03),
13. 12006262 - Plasticizer dedusting agents for joint compounds (2024-06-11),
14. 11999658 - High salt gypsum wallboard containing salt absorbents and methods of making same (2024-06-04),
15. 11993054 - Method of preparing gypsum wallboard from high salt gypsum, and related product (2024-05-28),
United States Gypsum Company is a leading manufacturer of building materials, including drywall, plaster, and ceilings. With over 115 years of experience, USG is committed to providing innovative and sustainable solutions for the construction industry. The company's products are known for their quality, durability, and safety, making them a trusted choice for contractors and homeowners alike.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Jan 6 2026

722 Patents

#10 in Chicago, IL

#40 in Illinois

#679 in US

#1,349 in the World

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Chicago, IL, United States of America

United States Gypsum Company

Forward Citations = 12,128

486 inventors:

goldMedal Qiang Yu (52 out of 55 patents)

silverMedal Weixin David Song (51 out of 57 patents)

bronzeMedal Ashish Dubey (48 out of 51 patents)

4.  Alan C Wendt (40 out of 73 patents)

5.  Alfred C Li (37 out of 49 patents)

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