For the Inventor, By the Inventor

Enter assignee name

Minneapolis, MN, United States of America

Clearfield, Inc.

USPTO Granted Patents = 61

EPO Patents = 1

Trademarks = 14

Forward Citations = 1,427

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22 inventors (with patents filed for the assignee):

John P Hill (61 out of 76 patents)

Walter Ernest Power, Ii (22 out of 42 patents)

Randy T VanHorn (21 out of 21 patents)

4. William Joseph Cruzen (14 out of 23 patents)

5. James John Henschel (10 out of 10 patents)

6. Joshua J Povlitzki (8 out of 8 patents)

7. Daniel J Johnson (8 out of 12 patents)

8. Brian Larson (8 out of 10 patents)

9. Yuki Nishiguchi (6 out of 12 patents)

10. David J Johnsen (6 out of 42 patents)

11. Cheryl Johnson Beranek (6 out of 6 patents)

12. Jeffrey Gniadek (4 out of 4 patents)

13. Matthew John Brigham (4 out of 4 patents)

14. Todd Michael Bade (4 out of 10 patents)

15. Timothy John Kjolsing (4 out of 6 patents)

Core Competencies:

Optical Fiber Distribution

Flexible Optical Fiber Connectors

Sealed Optical Fiber Terminal

Aerial Optical Fiber Hub

Modular Pedestal Distribution Hub

Optical Fiber Management

Dustcap with Built-in Cleaner

Protective Cap for Optical Fiber Connector

Fiber Optics Deploy Reel

Gasket for Sealed Optical Fiber Terminal

Mountable Connector Box

Multiport Optical Fiber Terminal

61 patents: Sort by Forward Citations

1. 12474531 - Adapter dustcap with built-in cleaner (2025-11-18),

2. 12345940 - Aerial optical fiber distribution hub (2025-07-01),

3. 12339513 - Small form factor flatdrop pulling bullet (2025-06-24),

4. 12287519 - Flexible optical fiber connectors and assemblies (2025-04-29),

5. 12287516 - Dustcap with built-in cleaner (2025-04-29),

6. 12265271 - Gasket for a sealed optical fiber terminal (2025-04-01),

7. 12164167 - Modular pedestal distribution hub (2024-12-10),

8. 12153274 - Flexible cable mounting systems (2024-11-26),

9. 12092885 - Optical fiber distribution systems and components (2024-09-17),

10. 12007609 - Dustcap with built-in cleaner (2024-06-11),

11. 11994731 - Optical fiber pedestal box (2024-05-28),

12. 11971599 - Sealed optical fiber terminal (2024-04-30),

13. 11899250 - Flexible optical fiber connectors and assemblies (2024-02-13),

14. 11880080 - Fiber optics deploy reel (2024-01-23),

15. 11852875 - Flexible optical fiber connectors and assemblies (2023-12-26),

Clearfield, Inc. is a leading provider of fiber management and connectivity platforms for communication service providers. Their products enable service providers to simplify network operations, reduce costs, and improve deployment timeframes. Clearfield offers a wide range of solutions including fiber distribution systems, optical access platforms, and fiber termination hubs. With their innovative technologies, Clearfield aims to deliver reliable and scalable solutions for fiber optic networks.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

61 Patents

#36 in Minneapolis, MN

#161 in Minnesota

#5,713 in US

#11,505 in the World

Minneapolis, MN, United States of America

Clearfield, Inc.

Forward Citations = 1,427

22 inventors:

John P Hill (61 out of 76 patents)

Walter Ernest Power, Ii (22 out of 42 patents)

Randy T VanHorn (21 out of 21 patents)

4. William Joseph Cruzen (14 out of 23 patents)

5. James John Henschel (10 out of 10 patents)

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