Houston, TX, United States of America

Victor Yonguor Chang

This inventor holds 1 USPTO granted patent. Top assignee: Other. Active years: 2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Victor Yonguor Chang. Retrieved from https://idiyas.com/inventor/victor-yonguor-chang

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 = 3.0

ph-index = 1

Forward Citations = 13(Granted Patents)


Company Filing History:

goldMedal1 out of 834,570 
Other
 patents

Years Active: 2007

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1 patent (USPTO):Explore Patents

Title: Victor Yonguor Chang: Innovator in Medical Device Technology

Introduction

Victor Yonguor Chang is a notable inventor based in Houston, TX (US). He has made significant contributions to the field of medical devices, particularly with his innovative approach to needle safety.

Latest Patents

Victor Chang holds a patent for a skin puncture device with needle stick protection. This device is designed for use as an intravenous catheter or blood collecting needle set. It features a mechanism that protects against needle injury and provides access to the fluid passageway during insertion. The assembly includes a flexible extension tube connected to the proximal end of the needle housing, which is particularly useful in difficult insertion sites. This extension tube allows for fluid injection, ensuring that the passageway and needle can be filled with fluid prior to insertion. This innovation facilitates successful venipuncture and aids in catheter advancement.

Career Highlights

Throughout his career, Victor Chang has focused on enhancing safety and efficiency in medical procedures. His work has been instrumental in developing devices that minimize risks associated with needle use.

Collaborations

Victor has collaborated with notable individuals in his field, including Joseph Jawshin Chang and Eugene Yonchia Chang. Their combined expertise has contributed to advancements in medical technology.

Conclusion

Victor Yonguor Chang's contributions to medical device innovation, particularly in needle safety, highlight his commitment to improving healthcare practices. His patent for a skin puncture device exemplifies the importance of safety in medical procedures.

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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