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For the Inventor, By the Inventor

Tampa, FL, United States of America

The Celotex Corporation


USPTO Granted Patents = 127


Trademarks = 2

Forward Citations = 2,779

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84 inventors (with patents filed for the assignee):

goldMedal Ernest K Moss (15 out of 26 patents)

silverMedal Richard L Frentzel (14 out of 14 patents)

bronzeMedal Michael J Skowronski (12 out of 16 patents)

4.  Alberto DeLeon (10 out of 10 patents)

5.  Kenneth G Trout (9 out of 13 patents)

6.  Michael E Londrigan (8 out of 15 patents)

7.  Joseph R Hagan (7 out of 9 patents)

8.  John H Beale (6 out of 6 patents)

9.  William E Betzner (6 out of 6 patents)

10.  Thomas G Soukup (5 out of 7 patents)

11.  Leon F Barry (5 out of 5 patents)

12.  Gregory W Lynn (5 out of 5 patents)

13.  Scott C Snider (5 out of 8 patents)

14.  David G Gluck (5 out of 5 patents)

15.  Donald E Hipchen (5 out of 5 patents)


Core Competencies:
Foam Production
Polyisocyanurate Foams
Insulating Sheathing
Gypsum Wallboard
Roofing Shingle
Acoustical Mineral Fiberboard
Polyester Polyols
Expansion Joint Material
Thermoformable Laminates
Water-Resistant Fiberboard
Decorative Magnetic Elements
Continuous Manufacturing

127 patents:

1. 6293069 - Joint closure system for foamboards (2001-09-25),
2. 6228296 - Rolled rigid foam (2001-05-08),
3. 6108991 - Exterior wall assembly (2000-08-29),
4. 6093481 - Insulating sheathing with tough three-ply facers (2000-07-25),
5. 6068804 - Process for making expansion joint material (2000-05-30),
6. 6030559 - Method for the continuous manufacture of plastic foam (2000-02-29),
7. 5962119 - Gypsum wallboard and process of making same (1999-10-05),
8. 5837743 - Method for producing foams from high acid polyester polyols (1998-11-17),
9. 5817260 - Method of using a heated metering device for foam production (1998-10-06),
10. 5789458 - Method for producing foams from high acid polyester polyols (1998-08-04),
11. 5758464 - Insulation system for metal furred walls (1998-06-02),
12. 5660926 - High equivalent weight polyester polyols for closed cell, rigid foams (1997-08-26),
13. 5605940 - High equivalent weight polyester polyols for closed cell, rigid foams (1997-02-25),
14. 5565497 - Dispersant for filled, rigid cellular polymers (1996-10-15),
15. 5563180 - Catalyst for polyisocyanurate foams made with alternative blowing agents (1996-10-08),
The Celotex Corporation is a leading provider of high-performance insulation solutions for the construction industry. With a strong focus on innovation and sustainability, Celotex offers a wide range of products that improve thermal and acoustic performance in various building applications. From residential to commercial projects, our insulation solutions help create energy-efficient and comfortable living spaces. Visit our website to explore our products and services.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 30 2025

127 Patents

#7 in Tampa, FL

#67 in Florida

#2,928 in US

#6,134 in the World

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Tampa, FL, United States of America

The Celotex Corporation

Forward Citations = 2,779

84 inventors:

goldMedal Ernest K Moss (15 out of 26 patents)

silverMedal Richard L Frentzel (14 out of 14 patents)

bronzeMedal Michael J Skowronski (12 out of 16 patents)

4.  Alberto DeLeon (10 out of 10 patents)

5.  Kenneth G Trout (9 out of 13 patents)

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