Ansan, South Korea

Sol Ji Ryu

This inventor holds 1 USPTO granted patent. Top assignee: Korea Institute of Science and Technology. Active years: 2015.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Sol Ji Ryu. Retrieved from https://idiyas.com/inventor/sol-ji-ryu

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

Calculating rank

Average Co-Inventor Count = 4.0

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 2015

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1 patent (USPTO):Explore Patents

Title: Sol Ji Ryu: Rolling-Bearing Cage Inventor.

Introduction

Sol Ji Ryu is an inventor based in Ansan, South Korea. His patent work includes a design for a rolling-bearing cage, and he is associated with the Korea Institute of Science and Technology.

Latest Patents

Ryu’s listed patent is “Cage for Rolling Bearing.” The invention describes a cage that keeps the rolling elements of a bearing spaced at predetermined intervals between its inner and outer rings. Its bodies consist of first and second pieces that can be attached to and detached from each other. Couplers on the two pieces provide their primary connection. Ryu is credited with 1 patent.

Career Highlights

The available information identifies Ryu’s work on the rolling-bearing cage and his association with the Korea Institute of Science and Technology. The patent’s separable, coupled-piece design is intended to maintain spacing among the bearing’s rolling elements.

Collaborations

Ryu’s listed coworkers include Chang Ho Kim and Yong Bok Lee.

Conclusion

Sol Ji Ryu’s patent describes a modular cage design for keeping rolling elements properly spaced in a bearing.

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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