For the Inventor, By the Inventor

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Houston, TX, United States of America

Westlake Epoxy Inc.

USPTO Granted Patents = 2

EPO Patents = 5

Forward Citations = 0

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2 inventors (with patents filed for the assignee):

Matthew Sumpter (1 out of 2 patents)

Mark Kapellen (1 out of 1 patent)

Amitabh Bansal (4 patents)

4. Matthew Pinnow (4 patents)

5. Dirk Ewald (1 patent)

6. Anna Tihaya (1 patent)

7. Nicole Megger (1 patent)

8. Tareq Hasson (1 patent)

9. Sven Eichholz (1 patent)

10. Isabella Mazurczyk (1 patent)

11. David Flosser (6 patents)

12. Jean Riviere (1 patent)

13. Antonina A Nikitenko (4 patents)

14. Patricia Garcia (2 patents)

15. Lucy Phan (2 patents)

2 patents: Sort by Forward Citations

1. 12486354 - Processes for forming bisphenols, epoxy resin compositions (2025-12-02),

2. 12275816 - Epoxy resin compositions and coating systems (2025-04-14),

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USPTO Data Jan 1 1976 - Jan 20 2026

2 Patents

#1,513 in Houston, TX

#6,173 in Texas

#92,911 in US

Houston, TX, United States of America

Westlake Epoxy Inc.

Forward Citations = 0

2 inventors:

Matthew Sumpter (1 out of 2 patents)

Mark Kapellen (1 out of 1 patent)

Amitabh Bansal (4 patents)

4. Matthew Pinnow (4 patents)

5. Dirk Ewald (1 patent)

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