Charlestown, NH, United States of America

John L Freese

This inventor holds 1 USPTO granted patent. Top assignee: Ex-Cell-O Gmbh. Active years: 1985.

IDiyas Innovation Intelligence. (2026). Inventor Profile: John L Freese. Retrieved from https://idiyas.com/inventor/john-l-freese

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


% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 11(Granted Patents)


Company Filing History:


Years Active: 1985

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1 patent (USPTO):Explore Patents

Title: John L Freese: Innovator in High-Speed Spindle Technology

Introduction

John L Freese is a notable inventor based in Charlestown, NH (US). He has made significant contributions to the field of engineering, particularly in the development of high-speed spindle technology. His innovative approach has led to the creation of a unique patent that addresses critical challenges in machining processes.

Latest Patents

Freese holds a patent for a "High speed spindle with preloaded bearings." This invention features a motorized spindle design that incorporates means for axially preloading the spindle bearings. Additionally, it includes hydraulic preload locking mechanisms that secure the preload against potential axial pull-out forces during machining. The hydraulic locking action is designed to release in the event of unexpectedly high axial pull-out forces, thereby preventing damage during operation.

Career Highlights

Freese is associated with Ex-cell-o GmbH, where he applies his expertise in spindle technology. His work has been instrumental in advancing the capabilities of high-speed machining equipment. With a focus on innovation, he continues to contribute to the field through his engineering skills and inventive mindset.

Collaborations

Freese has collaborated with notable professionals in his field, including William A Mitchell and J Brent Thompson. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and advancements in technology.

Conclusion

John L Freese is a distinguished inventor whose work in high-speed spindle technology has made a lasting impact on the machining industry. His innovative patent and collaborations highlight his commitment to engineering excellence.

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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