Seongnam, South Korea

Dong Rack Choi

This inventor holds 1 USPTO granted patent and 1 published patent application, plus 3 CIPO patents. Top assignee: Zerone Bio Inc.. Active years: 2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Dong Rack Choi. Retrieved from https://idiyas.com/inventor/dong-rack-choi-y7e9p8og

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

Calculating rank
USPTO Granted Patents = 1 

% Patents Active = 100.0


Average Co-Inventor Count = 5.0

ph-index = 1


Company Filing History:


Years Active: 2025

Loading Chart...
Loading Chart...
1 patent (USPTO):Explore Patents

Title: Innovations by Dong Rack Choi in Ocular Drug Delivery

Introduction

Dong Rack Choi is an innovative inventor based in Seongnam-Si, South Korea. He has made significant contributions to the field of drug delivery systems, particularly in the development of eye drops that utilize advanced nanoparticle technology. His work focuses on enhancing the efficacy and convenience of ocular treatments.

Latest Patents

Dong Rack Choi holds a patent for "Eye drops containing chitosan nanoparticles in which PDRN is encapsulated, and preparation method therefor." This invention relates to nucleic acid fragment-encapsulated polymer nanoparticles and a method of preparing them. The polymer used is a mucoadhesive polymer, specifically chitosan, while the nucleic acid fragment is polydeoxyribonucleotide (PDRN). These nanoparticles can be used as eye drops, adhering to the ocular mucous membrane and allowing for the slow release of nucleic acid fragments. This innovative approach increases patient convenience and reduces costs by achieving high efficiency with a smaller drug dosage.

Career Highlights

Dong Rack Choi is currently associated with Zerone Bio Inc., where he continues to push the boundaries of ocular drug delivery. His work is characterized by a commitment to improving patient outcomes through innovative solutions in pharmaceutical technology.

Collaborations

He collaborates with talented individuals such as De Zoysa Pathmendrra Mahanama and Thi Thu Thao Nguyen, contributing to a dynamic research environment that fosters innovation.

Conclusion

Dong Rack Choi's contributions to the field of ocular drug delivery through his patented innovations demonstrate his commitment to enhancing patient care. His work exemplifies the potential of advanced nanoparticle technology in medicine.

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]
Loading…