For the Inventor, By the Inventor

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West Chester, OH, United States of America

Clarkwestern Dietrich Building Systems LLC

USPTO Granted Patents = 38

Trademarks = 35

Forward Citations = 662

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26 inventors (with patents filed for the assignee):

Gregg Allan Stahl (18 out of 20 patents)

Nick Joseph Apanovich (13 out of 13 patents)

Nagaraj Eshwar (13 out of 13 patents)

4. Thomas Jay Lawson (13 out of 13 patents)

5. Erenio Reyes (12 out of 13 patents)

6. James Michael Wielinga (12 out of 12 patents)

7. Gregory Scott Ralph (10 out of 10 patents)

8. Hernando Garcia (8 out of 8 patents)

9. Jeremy Ryan Smith (7 out of 11 patents)

10. Adam J Shoemaker (5 out of 5 patents)

11. Christopher K Little (3 out of 7 patents)

12. Leslie Rogers Darr, Iii (3 out of 3 patents)

13. Michael Francis Cavanaugh (3 out of 3 patents)

14. Terry Robert Westerman (3 out of 3 patents)

15. Brett Daniel Hironimus (3 out of 5 patents)

38 patents: Sort by Forward Citations

1. 12486676 - Finishing accessory with backing strip (2025-12-02),

2. D1098899 - Chase wall clip (2025-10-21),

3. 12018496 - Finishing accessory with backing strip (2024-06-25),

4. D1026252 - Control joint (2024-05-07),

5. 11905700 - Slide clip (2024-02-20),

6. 11885138 - Control joint (2024-01-30),

7. 11725401 - Finishing accessory with backing strip (2023-08-15),

8. 11692340 - Slide clip (2023-07-04),

9. 11486150 - Finishing accessory with backing strip (2022-11-01),

10. D904649 - Weep screed (2020-12-08),

11. 10760266 - Varied length metal studs (2020-09-01),

12. D861196 - Drip flange with backing strip (2019-09-24),

13. D843015 - Framing accessory with a ribbed and perforated flange (2019-03-12),

14. D842497 - Control joint with ribbed and perforated flanges (2019-03-05),

15. D842496 - Casing bead with a ribbed and perforated flange (2019-03-05),

Clarkwestern Dietrich Building Systems LLC is a leading provider of construction materials and services for commercial and residential projects. With a focus on innovative solutions and high-quality products, Clarkwestern Dietrich helps customers achieve their building goals efficiently and effectively.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

38 Patents

#2 in West Chester, OH

#358 in Ohio

#8,726 in US

#17,311 in the World

West Chester, OH, United States of America

Clarkwestern Dietrich Building Systems LLC

Forward Citations = 662

26 inventors:

Gregg Allan Stahl (18 out of 20 patents)

Nick Joseph Apanovich (13 out of 13 patents)

Nagaraj Eshwar (13 out of 13 patents)

4. Thomas Jay Lawson (13 out of 13 patents)

5. Erenio Reyes (12 out of 13 patents)

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