Ramsey, MN, United States of America

Charles J Rosenow

This inventor holds 21 USPTO granted patents, plus 4 CIPO patents and 7 EPO patents, primarily in Fitness Equipment Design. Top assignees: Brunswick Corporation, Torque Fitness, LLC, Octane Fitness, LLC. Active years: 1999-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Charles J Rosenow. Retrieved from https://idiyas.com/inventor/charles-j-rosenow

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


% Patents Active = 71.4

 

 

Average Co-Inventor Count = 2.7

ph-index = 11

Forward Citations = 674(Granted Patents)


Location History:

  • Carol Stream, IL (US) (1999 - 2006)
  • Ramsey, MN (US) (2005 - 2024)

Company Filing History:


Years Active: 1999-2025

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Areas of Expertise:
Weight Training Sled
Exercise Machine
Lower Body Mimetic Device
Incremental Weight Stack
Guided Movement Apparatus
Elliptical Step Apparatus
Cross Training Equipment
Self-Adjusting Trainer
Wheeled Sled
Stowable Equipment
Exercise Apparatus
Autonomous Links
21 patents (USPTO):Explore Patents

Title: The Innovative Journey of Charles J. Rosenow

Introduction

Charles J. Rosenow, an accomplished inventor based in Ramsey, MN, has made significant contributions to the field of fitness equipment through his inventive designs. With a robust portfolio of 20 patents, Rosenow has showcased his creativity and problem-solving ability in developing functional workout devices.

Latest Patents

Among his latest inventions are two notable patents. The first is the **Stowable Wheeled Weight Training Sled**, which features a weight training sled along with a wall hanging bracket set designed to support the sled in an elevated vertical storage position. This innovative design incorporates pivotable push handles that can transition between an upward use position and a lowered stowage position. The wall bracket includes an upper and lower support framework that securely holds the sled, making it both space-efficient and user-friendly.

The second patent is the **Pull Angle Self-Adjusting Endless Rope Trainer**. This device consists of an upright frame with a drive roller positioned above ground, allowing for an endless rope to be used effectively during training sessions. A unique feature of this trainer is the pair of guide rollers that pivot as a unit around the drive roller's axis, ensuring a consistent wrap angle of the rope regardless of the pull angle, thus enhancing the training experience.

Career Highlights

Rosenow has had an impressive career, having worked with well-known companies such as the Brunswick Corporation and Torque Fitness, LLC. His experience in these organizations has undoubtedly shaped his approach to innovation and product development in the fitness industry.

Collaborations

Throughout his career, Rosenow has collaborated with talented individuals such as Allen L. Ryan and Steven M. Lenz. Working alongside these professionals has contributed to the successful realization of various innovative projects in which he has participated.

Conclusion

Charles J. Rosenow exemplifies the spirit of innovation with his impressive portfolio of patents and impactful contributions to fitness equipment. His dedication to enhancing workout efficiency and user experience continues to inspire those in the field of physical training and beyond. As he forges ahead in his inventive journey, the fitness community eagerly anticipates his future designs and innovations.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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