Cupertino, CA, United States of America

C Allen Chang

This inventor holds 1 USPTO granted patent, plus 1 CIPO patent. Top assignee: Bracco International Bv. Active years: 2008.

IDiyas Innovation Intelligence. (2026). Inventor Profile: C Allen Chang. Retrieved from https://idiyas.com/inventor/c-allen-chang-l97erm2c

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



Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 11(Granted Patents)


Company Filing History:


Years Active: 2008

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1 patent (USPTO):Explore Patents

Title: C Allen Chang: Innovator in Metal Chelate Contrast Agents

Introduction

C Allen Chang is a notable inventor based in Cupertino, CA. He has made significant contributions to the field of medical imaging through his innovative work on contrast agents. His expertise and dedication have led to the development of a unique patent that enhances safety in medical applications.

Latest Patents

One of C Allen Chang's key patents is titled "Dual functioning excipient for metal chelate contrast agents." This novel excipient, represented as X[X'(L′)], is the calcium or zinc salt of the calcium or zinc complex of an organic ligand. It is designed to improve safety by scavenging both free metal ions and free organic ligands, thereby enhancing the efficacy of metal chelate contrast agents.

Career Highlights

C Allen Chang is currently associated with Bracco International Bv, a company known for its advancements in medical imaging technologies. His work has been instrumental in developing safer and more effective contrast agents for medical procedures.

Collaborations

Throughout his career, C Allen Chang has collaborated with esteemed colleagues, including Krishan Kumar and Michael F Tweedle. These partnerships have fostered innovation and contributed to the advancement of medical imaging technologies.

Conclusion

C Allen Chang's contributions to the field of medical imaging through his innovative patent demonstrate his commitment to enhancing safety and efficacy in medical applications. His work continues to impact the industry positively.

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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