Tucson, AZ, United States of America

Leonard J Rigbey

This inventor holds 3 USPTO granted patents. Top assignee: International Business Machines Corporation. Active years: 1978-1980.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Leonard J Rigbey. Retrieved from https://idiyas.com/inventor/leonard-j-rigbey-o5hglj8o

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 = 2.6

ph-index = 2

Forward Citations = 24(Granted Patents)


Company Filing History:


Years Active: 1978-1980

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3 patents (USPTO):Explore Patents

Title: Leonard J Rigbey: Innovator in Data Storage Technology

Introduction

Leonard J Rigbey is a notable inventor based in Tucson, AZ (US). He has made significant contributions to the field of data storage technology, holding a total of 3 patents. His work has been instrumental in advancing the capabilities of recording and playback systems.

Latest Patents

Rigbey's latest patents include innovative designs that enhance data recording and playback. One of his patents is for a record/playback head and data storage apparatus, which features a transducer with a gap that interacts with a flexible medium to record and reproduce data. This design incorporates an endless groove positioned on the transducer to circumscribe the gap, improving the efficiency of data handling. Another notable patent is for a record disk cartridge that includes an eject spring within the cartridge. This cartridge design features a single internal shutter that opens and closes a head access port adjacent to a spindle access member. The shutter can be actuated to an open position as the cartridge is moved into a playing position, and a spring biases the shutter to a closed position, ensuring reliable operation.

Career Highlights

Leonard J Rigbey is associated with the International Business Machines Corporation (IBM), where he has contributed to various projects and innovations in data storage technology. His work at IBM has allowed him to collaborate with other talented professionals in the field.

Collaborations

Some of Rigbey's notable coworkers include Michael R Hatchett and Allen Ronald Cox. Their collaborative efforts have furthered advancements in technology and innovation within the company.

Conclusion

Leonard J Rigbey's contributions to data storage technology through his patents and work at IBM highlight his role as an influential inventor. His innovative designs continue to impact the industry and pave the way for future advancements.

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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