Boulder, CO, United States of America

Charles M Sander, Jr

This inventor holds 1 USPTO granted patent. Top assignee: Miniscribe Corporation. Active years: 1987.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Charles M Sander, Jr. Retrieved from https://idiyas.com/inventor/charles-m-sander-jr

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 1.0

ph-index = 1

Forward Citations = 39(Granted Patents)


Company Filing History:


Years Active: 1987

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1 patent (USPTO):Explore Patents

Title: The Innovations of Charles M Sander, Jr.

Introduction

Charles M Sander, Jr. is a notable inventor based in Boulder, CO (US). He has made significant contributions to the field of disc drive technology. His innovative approach has led to the development of a unique method for enhancing the functionality of disc drives.

Latest Patents

Sander holds a patent for a "Method and apparatus for retracting head and braking motor of a disc." This invention addresses the need for improved safety and efficiency in disc drive devices. The head assembly of a disc drive device is retracted upon the interruption of power to that device by utilizing the electromotive force generated by the disc drive spindle motor. This occurs as a result of the rotation of that motor following power interruption. After a sufficient delay to allow the head assembly time to retract, the spindle motor is dynamically braked. Dynamic braking is achieved by utilizing a voltage to which a capacitor has been charged during normal operation to energize switching elements that effectively short circuit the motor windings.

Career Highlights

Sander is associated with Miniscribe Corporation, where he has applied his expertise in disc drive technology. His work has contributed to advancements in the reliability and performance of storage devices.

Conclusion

Charles M Sander, Jr. is a distinguished inventor whose innovative methods have significantly impacted the field of disc drive technology. His patent showcases his ability to enhance device functionality and safety.

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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