Seongnam, South Korea

Sung Hak Choi

This inventor holds 3 USPTO granted patents and 6 published patent applications, plus 1 CIPO patent and 1 EPO patent. Top assignees: Dong-A Pharm. Co., Ltd., Dong-A Pharmaceuticals Co. Ltd., Dong-A St Co., Ltd.. Active years: 2010-2015.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Sung Hak Choi. Retrieved from https://idiyas.com/inventor/sung-hak-choi-090m1abj

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

Calculating rank
USPTO Granted Patents = 3 

% Patents Active = 100.0



Average Co-Inventor Count = 5.0

ph-index = 2

Forward Citations = 27(Granted Patents)


Company Filing History:


Years Active: 2010-2015

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3 patents (USPTO):Explore Patents

Title: Sung Hak Choi: A Pioneer in Antibiotic Innovations

Introduction

Sung Hak Choi is an innovative inventor based in Seongnam-si, South Korea, known for his contributions to the field of pharmaceuticals. With a total of three patents to his name, Choi is recognized for his work in developing novel antibiotic compounds that exhibit broad-spectrum efficacy while minimizing toxicity.

Latest Patents

Among his most notable inventions are the oxazolidinone derivatives. These new derivatives are not only innovative but also promise significant advancements in antibiotic applications. The present invention details a method for synthesizing these oxazolidinone derivatives and pharmaceutical compositions that incorporate them. The compounds demonstrate a broad spectrum of antibacterial activity while exhibiting lower toxicity. Notably, prodrugs synthesized by reacting compounds containing hydroxyl groups with amino acids or phosphates show enhanced solubility in water, thereby improving their pharmaceutical effectiveness. This research indicates the potential for potent antibacterial activity against a range of human and animal pathogens, including Gram-positive bacteria such as Staphylococci, Enterococci, and Streptococci, as well as anaerobic microorganisms and acid-resistant types.

Career Highlights

Sung Hak Choi has had a successful career marked by his association with renowned pharmaceutical companies such as Dong-a Pharm Co., Ltd. and Dong-a Pharmaceuticals Co. Ltd. His experience in these companies has significantly contributed to his expertise and innovative capabilities in the pharmaceutical industry.

Collaborations

Throughout his career, Choi has worked alongside notable colleagues, including Jae Keol Rhee and Weon Bin Im. These collaborations have facilitated the exchange of innovative ideas and have been instrumental in the development of his pioneering work.

Conclusion

Sung Hak Choi stands out as a prominent inventor in the pharmaceutical field, particularly in antibiotic research. His latest patents in oxazolidinone derivatives not only showcase his innovative spirit but also the potential to revolutionize treatments for bacterial infections. With a commitment to enhancing healthcare outcomes through scientific advancements, Choi continues to make significant strides in the world of medical innovations.

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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