Growing community of inventors

Cranberry Township, PA, United States of America

David Allen Cowan

Average Co-Inventor Count = 3.37

ph-index = 11

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 = 264

David Allen Cowan ↔ Michael T Williams (15 patents)David Allen Cowan ↔ John K Madish (8 patents)David Allen Cowan ↔ Kolapo Adewale (8 patents)David Allen Cowan ↔ Roger Moore (8 patents)David Allen Cowan ↔ Jiansheng Tang (7 patents)David Allen Cowan ↔ Tricia Guevara (7 patents)David Allen Cowan ↔ Mary Margaret Moore, Legal Representative (7 patents)David Allen Cowan ↔ Dennis H Piispanen (5 patents)David Allen Cowan ↔ Tobias Blain Hileman (3 patents)David Allen Cowan ↔ David E Cowan (3 patents)David Allen Cowan ↔ Gregory H Brown (2 patents)David Allen Cowan ↔ Jay J Bowman (2 patents)David Allen Cowan ↔ Blain Hileman (2 patents)David Allen Cowan ↔ Jeffory E Russell (2 patents)David Allen Cowan ↔ Roger Moore (2 patents)David Allen Cowan ↔ Gary F Matz (1 patent)David Allen Cowan ↔ Tricia Ladely (Guevara) (1 patent)David Allen Cowan ↔ Christine B Hetzer (1 patent)David Allen Cowan ↔ Tricia Guevara Ladely (1 patent)David Allen Cowan ↔ Dennis H Piispanan (1 patent)David Allen Cowan ↔ John C Kwok (1 patent)David Allen Cowan ↔ Jainsheng Tang (1 patent)David Allen Cowan ↔ Richard H Pennell, Jr (1 patent)David Allen Cowan ↔ Richard H Pennell (1 patent)David Allen Cowan ↔ Roger (deceased) Moore (1 patent)David Allen Cowan ↔ Trica Guevara (1 patent)David Allen Cowan ↔ Roger Morre (0 patent)David Allen Cowan ↔ Trica Guevara (0 patent)David Allen CowanDavid Allen Cowan (22 patents)Michael T WilliamsMichael T Williams (23 patents)John K MadishJohn K Madish (13 patents)Kolapo AdewaleKolapo Adewale (8 patents)Roger MooreRoger Moore (8 patents)Jiansheng TangJiansheng Tang (37 patents)Tricia GuevaraTricia Guevara (10 patents)Mary Margaret Moore, Legal RepresentativeMary Margaret Moore, Legal Representative (7 patents)Dennis H PiispanenDennis H Piispanen (7 patents)Tobias Blain HilemanTobias Blain Hileman (4 patents)David E CowanDavid E Cowan (4 patents)Gregory H BrownGregory H Brown (20 patents)Jay J BowmanJay J Bowman (9 patents)Blain HilemanBlain Hileman (3 patents)Jeffory E RussellJeffory E Russell (2 patents)Roger MooreRoger Moore (6 patents)Gary F MatzGary F Matz (26 patents)Tricia Ladely (Guevara)Tricia Ladely (Guevara) (3 patents)Christine B HetzerChristine B Hetzer (3 patents)Tricia Guevara LadelyTricia Guevara Ladely (2 patents)Dennis H PiispananDennis H Piispanan (1 patent)John C KwokJohn C Kwok (1 patent)Jainsheng TangJainsheng Tang (1 patent)Richard H Pennell, JrRichard H Pennell, Jr (1 patent)Richard H PennellRichard H Pennell (1 patent)Roger (deceased) MooreRoger (deceased) Moore (1 patent)Trica GuevaraTrica Guevara (1 patent)Roger MorreRoger Morre (0 patent)Trica GuevaraTrica Guevara (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nova Chemicals Inc. (17 from 69 patents)

2. Plastic Safety Systems, Inc. (5 from 28 patents)

3. Metromont Corporation (1 from 2 patents)

4. Syntheon, LLC (64 patents)

5. Michael T. Williams (0 patent)

6. John K. Madish (0 patent)

7. Jay Bowman (0 patent)

8. Roger Moore (0 patent)

9. Tricia Guevara (0 patent)

10. David a. Cowan (0 patent)

11. Kolapo Adewale (0 patent)


22 patents:

1. RE43253 - Lightweight concrete compositions

2. 8101102 - Method for improving the resistance of fumigant sorption in an expandable polymer produce container and a related container

3. 8101101 - Methods for improving the resistance of fumigant sorption in a produce container and a related produce containers

4. 8029617 - Lightweight concrete compositions

5. 7972695 - Coating composition for thermoplastic resin particles for forming foam containers

6. 7964272 - Lightweight compositions and articles containing such

7. 7892645 - Coating composition for thermoplastic resin particles for forming foam containers

8. 7790302 - Lightweight compositions and articles containing such

9. 7785711 - Coating composition for thermoplastic resin particles for forming foam containers

10. 7744692 - Lightweight concrete compositions

11. 7736740 - Foam containers and articles from coated thermoplastic resin particles and methods for forming

12. 7699929 - Lightweight concrete compositions

13. 7666258 - Lightweight compositions and articles containing such

14. 7644548 - Lightweight concrete compositions

15. 7632348 - Lightweight concrete compositions containing antimicrobial agents

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
1/7/2026
Loading…