Growing community of inventors

Zionsville, IN, United States of America

Allen Sopko

Average Co-Inventor Count = 4.21

ph-index = 1

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 9

Allen Sopko ↔ Michael J Hubbard (4 patents)Allen Sopko ↔ Wensheng Zhou (3 patents)Allen Sopko ↔ Joseph Carr (3 patents)Allen Sopko ↔ John B Letts (1 patent)Allen Sopko ↔ Timothy Tackett (1 patent)Allen Sopko ↔ John Geary (1 patent)Allen SopkoAllen Sopko (4 patents)Michael J HubbardMichael J Hubbard (82 patents)Wensheng ZhouWensheng Zhou (32 patents)Joseph CarrJoseph Carr (28 patents)John B LettsJohn B Letts (33 patents)Timothy TackettTimothy Tackett (4 patents)John GearyJohn Geary (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Firestone Building Products Company, LLC (3 from 137 patents)

2. Holcim Technology Ltd (1 from 92 patents)


4 patents:

1. 12247399 - Fire-resistant roof system and membrane composite

2. 11168479 - Fire-resistant roof system and membrane composite

3. 9856651 - Fastening plate assembly

4. 9523203 - Fire-resistant roof system and membrane composite

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as of
1/20/2026
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