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For the Inventor, By the Inventor

West Chester, OH, United States of America

Contech Engineered Solutions LLC


USPTO Granted Patents = 40

% Expired Patents = 10.0


Trademarks = 66

Forward Citations = 263

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61 inventors (with patents filed for the assignee):

goldMedal Scott D Aston (11 out of 12 patents)

silverMedal Michael G Carfagno (8 out of 9 patents)

bronzeMedal Philip A Creamer (8 out of 9 patents)

4.  Darrell J Sanders (6 out of 6 patents)

5.  Daniel P Cobb (6 out of 13 patents)

6.  Gregory W Byrne, Jr (4 out of 7 patents)

7.  Brian N Flint (3 out of 3 patents)

8.  Scott Perry (3 out of 4 patents)

9.  Joel Garbon (3 out of 5 patents)

10.  Timothy J Cormier (3 out of 3 patents)

11.  Michael Benjamin Brooks (3 out of 3 patents)

12.  Mathew Edward Bauer (3 out of 3 patents)

13.  Jordan S Kahlenberg (2 out of 2 patents)

14.  Benjamin S Farrell (2 out of 2 patents)

15.  William L Zepp (2 out of 5 patents)


Core Competencies:
Stormwater Treatment
Filtration Systems
Bridge Foundations
Hydrodynamic Separator
Sediment Removal
Culvert Systems
Concrete Bridge Units
Reinforcement Systems
Prefabricated Bridges
Vent Pipe Systems
Detention Chambers
Tapered Revetment Blocks

40 patents:

1. 12534393 - Stormwater collection system with filtration, retention and irrigation of live plantings (2026-01-27),
2. 12420219 - Stormwater treatment device (2025-09-23),
3. 12385243 - Multi-component weir controlled hydrodynamic separator for stormwater treatment (2025-08-12),
4. 12319591 - Multi-level outlet weir for enhanced volumetric separation for stormwater treatment (2025-06-03),
5. 12241217 - Tapered revetment block with leveling pads (2025-03-04),
6. 12215468 - Transparent or translucent panel systems, related systems, and related methods (2025-02-04),
7. 11713569 - Stormwater treatment device (2023-08-01),
8. 11268256 - Culvert system with flexible toe wall (2022-03-08),
9. 11174614 - Metal foundation system for culverts, buried bridges and other structures (2021-11-16),
10. 10953412 - Hydrodynamic separator (2021-03-23),
11. 10626592 - Filter for removing sediment from water (2020-04-21),
12. 10378164 - Reinforcement system and method for corrugated plate structures (2019-08-13),
13. 10309068 - Prefabricated bridge including steel abutments (2019-06-04),
14. 10267345 - Splice joint component and associated nut capture arrangement (2019-04-23),
15. 10150063 - Hydrodynamic separator (2018-12-11),
Contech Engineered Solutions LLC specializes in providing innovative infrastructure solutions for the construction and civil engineering sectors. The company focuses on developing and manufacturing a wide range of products, including drainage systems, erosion control solutions, and site development tools. With a commitment to quality and sustainability, Contech serves various markets across North America, delivering engineered solutions that enhance project efficiency and environmental stewardship.
Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Oct 6 2026

Contech Engineered Solutions LLC
40 Patents

#3 in West Chester, OH

#368 in Ohio

#8,618 in US

#17,048 in the World

West Chester, OH (US)
West Chester, OH, United States of America

Contech Engineered Solutions LLC

Forward Citations = 263

61 inventors:

goldMedal Scott D Aston (11 out of 12 patents)

silverMedal Michael G Carfagno (8 out of 9 patents)

bronzeMedal Philip A Creamer (8 out of 9 patents)

4.  Darrell J Sanders (6 out of 6 patents)

5.  Daniel P Cobb (6 out of 13 patents)

Please report any incorrect information to [email protected]
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