For the Inventor, By the Inventor

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Fairview, OR, United States of America

Cascade Corporation

USPTO Granted Patents = 136

CIPO Patents = 7

EPO Patents = 25

Trademarks = 35

Forward Citations = 1,398

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85 inventors (with patents filed for the assignee):

Richard D Seaberg (22 out of 22 patents)

Pat S McKernan (14 out of 14 patents)

John E Olson (12 out of 13 patents)

4. David W Petronek (11 out of 11 patents)

5. Gregory A Nagle (11 out of 11 patents)

6. Brian Sinclair White (10 out of 10 patents)

7. Stanley E Farmer (9 out of 11 patents)

8. Christopher M Walthers (8 out of 8 patents)

9. Harry F Weinert (8 out of 8 patents)

10. Glenn Steven Prentice (7 out of 7 patents)

11. Andrea Dal Dosso (7 out of 7 patents)

12. Dean Clark Jordan (6 out of 6 patents)

13. Brent G Running (5 out of 5 patents)

14. Lawrence E Richards (5 out of 5 patents)

15. D Clark Jordan (5 out of 5 patents)

Core Competencies:

Hydraulic Clamp Control

Lift Truck Attachments

Load-Bearing Assembly

Wireless Power Transfer

Inductive Power Transfer

Multi-Axis Load Gripping

Clamping Surface Positioning

Tissue Roll-Handling Clamp

Fluid Power Control

Clamp Force Control System

Forklift Fork Tip

Synchronized Hybrid Clamp Controller

136 patents: Sort by Forward Citations

1. RE50500 - Equalized hydraulic clamp force control (2025-07-22),

2. 12145828 - Synchronized hybrid clamp force controller for lift truck attachment (2024-11-19),

3. 12065346 - Clamp force control system for lift truck attachment with secondary hydraulic force control circuit (2024-08-20),

4. 12024412 - Pivoting load-bearing assembly with force sensor (2024-07-02),

5. 11655130 - Synchronized hybrid clamp force controller for lift truck attachment (2023-05-23),

6. 11650596 - Load alignment aid (2023-05-16),

7. 11519697 - Lever based clamping device (2022-12-06),

8. 11407624 - Fork-carriage apparatus for a lift truck and valve assembly therefor (2022-08-09),

9. 11365104 - Attachments for industrial material handling equipment (2022-06-21),

10. RE49025 - Side-shift limiter (2022-04-11),

11. 11300441 - Equalized hydraulic clamp force control (2022-04-12),

12. 11220417 - Hybrid clamp force control for lift truck attachment (2022-01-11),

13. 11137028 - Slide bearing assemblies (2021-10-05),

14. 11136229 - Clamp force control system for lift truck attachment with secondary hydraulic force control circuit (2021-10-05),

15. 11130662 - Wireless power transfer and communications for industrial equipment (2021-09-28),

Cascade Corporation is a global leader in the design, manufacture, and distribution of materials handling equipment and related technologies. With a comprehensive product portfolio and a strong commitment to innovation, Cascade offers a wide range of solutions for the efficient and safe handling of goods. Headquartered in Oregon, United States, Cascade has a global presence with manufacturing facilities, distribution centers, and a network of partners across the world.

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

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

136 Patents

#1 in Fairview, OR

#34 in Oregon

#2,748 in US

#5,788 in the World

Fairview, OR, United States of America

Cascade Corporation

Forward Citations = 1,398

85 inventors:

Richard D Seaberg (22 out of 22 patents)

Pat S McKernan (14 out of 14 patents)

John E Olson (12 out of 13 patents)

4. David W Petronek (11 out of 11 patents)

5. Gregory A Nagle (11 out of 11 patents)

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