For the Inventor, By the Inventor

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Portland, OR, United States of America

Esco Group LLC

USPTO Granted Patents = 62

CIPO Patents = 3

EPO Patents = 48

Trademarks = 36

Forward Citations = 89

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83 inventors (with patents filed for the assignee):

Christopher M Carpenter (18 out of 44 patents)

Noah David Cowgill (14 out of 19 patents)

Michael B Roska (13 out of 17 patents)

4. Steven D Hyde (9 out of 14 patents)

5. Jason W Betournay (9 out of 10 patents)

6. Scott H Zenier (8 out of 9 patents)

7. Karsten D Zuendel (8 out of 9 patents)

8. Javier Lander (7 out of 8 patents)

9. Cameron R Leedham (6 out of 7 patents)

10. Joel S Hankland (6 out of 8 patents)

11. Joseph E Blomberg (6 out of 8 patents)

12. Eric L Bewley (6 out of 8 patents)

13. Donald M Conklin (5 out of 16 patents)

14. Rodney K Clarke (5 out of 6 patents)

15. Mark A Cheyne (4 out of 11 patents)

Core Competencies:

Ground-Engaging Wear Parts

Earth Working Equipment

Wear Assembly

Hardfaced Products

Monitoring Ground-Engaging Products

Wear Member Installation

Hammerless Pin Assembly

Mineral Winning Pick

Discharge Grates

Wear Part Monitoring

Locking Mechanisms

Excavating Bucket Lip

62 patents: Sort by Forward Citations

1. 12480288 - Handling system for ground-engaging wear parts secured to earth working equipment (2025-11-25),

2. 12337584 - Hardfaced products for abrasive applications and processes for making the same (2025-06-24),

3. 12258738 - Wear element having a lock including a pin and seal (2025-03-25),

4. 12134882 - Wear assembly for earth working equipment (2024-11-05),

5. 12104361 - System and process for conducting in-field operations (2024-10-01),

6. 12104359 - Monitoring ground-engaging products for earth working equipment (2024-10-01),

7. 12000120 - Wear member, edge and process of installation (2024-06-04),

8. 11970843 - Wear member and wear assembly for earth working equipment (2024-04-30),

9. D1021976 - Portion of a wear member for earth moving equipment (2024-04-09),

10. D1021975 - Portion of a wear member for earth moving equipment (2024-04-09),

11. D1021974 - Portion of a wear member for earth moving equipment (2024-04-09),

12. 11952742 - Lip for excavating bucket (2024-04-09),

13. 11951484 - Hammer for material reducing machines (2024-04-09),

14. 11851848 - Monitoring ground-engaging products for earth working equipment (2023-12-26),

15. 11788894 - Monitoring ground engaging products (2023-10-17),

ESCO Group LLC is a leading provider of technical education and training materials for HVACR (Heating, Ventilation, Air Conditioning, and Refrigeration) professionals. They offer a comprehensive range of industry-specific resources, including textbooks, instructor materials, certification exams, and online courses. With a focus on promoting excellence in the HVACR industry, ESCO Group aims to empower individuals and organizations with the knowledge and skills required for successful careers in this field.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

62 Patents

#22 in Portland, OR

#71 in Oregon

#5,627 in US

#11,354 in the World

Portland, OR, United States of America

Esco Group LLC

Forward Citations = 89

83 inventors:

Christopher M Carpenter (18 out of 44 patents)

Noah David Cowgill (14 out of 19 patents)

Michael B Roska (13 out of 17 patents)

4. Steven D Hyde (9 out of 14 patents)

5. Jason W Betournay (9 out of 10 patents)

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