Potomac, MD, United States of America

Yu-Lee Hao

This inventor holds 3 USPTO granted patents. Top assignees: Biotech Research Laboratories, Plasmatech Corporation. Active years: 1987-1988.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yu-Lee Hao. Retrieved from https://idiyas.com/inventor/yu-lee-hao

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


% Patents Active = 100.0

Average Co-Inventor Count = 1.0

ph-index = 2

Forward Citations = 15(Granted Patents)


Company Filing History:


Years Active: 1987-1988

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3 patents (USPTO):Explore Patents

Title: Innovations by Yu-Lee Hao

Introduction

Yu-Lee Hao is a notable inventor based in Potomac, MD (US). He has made significant contributions to the field of clinical albumin processing, holding a total of 3 patents. His work focuses on improving methods for depyrogenation, which is crucial for ensuring the safety and efficacy of clinical blood products.

Latest Patents

One of his latest patents is titled "Depyrogenation of clinical albumin." This patent discloses a simple method for the depyrogenation of clinical albumin by mixing pyrogenic clinical albumin with human plasma. The process involves a two-step albumin method previously reported by Hao. The resulting depyrogenated albumin, in the form of ethanol precipitate, can be processed into clinical albumin using conventional procedures. This method not only effectively removes endotoxin contamination but also recovers albumin present in the added plasma, achieving an overall albumin yield greater than 90%.

Another significant patent is "Isolation of an endotoxin inactivator from human plasma, and methods of." In this patent, an endotoxin inactivator is isolated from human plasma using various chromatography techniques, including anion exchange, dye-affinity, and adsorption chromatography. The endotoxin inactivator, isolated in essentially pure form, can be utilized to depyrogenate clinical blood products, enhancing their safety for medical use.

Career Highlights

Throughout his career, Yu-Lee Hao has worked with several prominent companies in the biotechnology sector. Notable among these are Biotech Research Laboratories and Plasmatech Corporation. His experience in these organizations has contributed to his expertise in clinical applications and innovations in blood product safety.

Collaborations

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Conclusion

Yu-Lee Hao's innovative work in the field of clinical albumin processing has led to significant advancements in the safety of blood products. His patents reflect a commitment to improving medical practices and ensuring patient 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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