Waterford, CT, United States of America

Ping W Chang

This inventor holds 5 USPTO granted patents and 2 published patent applications. Top assignee: Pfizer Corporation. Active years: 1987-1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ping W Chang. Retrieved from https://idiyas.com/inventor/ping-w-chang

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

USPTO Granted Patents = 5 

% Patents Active = 100.0

Average Co-Inventor Count = 3.8

ph-index = 5

Forward Citations = 44(Granted Patents)


Company Filing History:


Years Active: 1987-1993

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5 patents (USPTO):Explore Patents

Title: Innovations by Ping W Chang

Introduction

Ping W Chang is a notable inventor based in Waterford, CT (US). He has made significant contributions to the field of food technology, particularly in the development of browning compositions. With a total of 5 patents to his name, his work has had a considerable impact on food preparation methods.

Latest Patents

Among his latest patents, one is titled "Process for preparing a browning composition." This patent describes a method for creating a browning composition by mixing an oil phase containing an emulsifier with an aqueous phase containing a colorant under shear conditions. This process results in a stable dispersion of the aqueous phase in the oil phase. Another significant patent is "Browning composition and process for browning foods." This invention outlines a browning composition for uncooked foods that includes a colorant and a fat or oil. It also details a process for imparting a brown color to cooked foods, particularly those prepared in a microwave oven.

Career Highlights

Ping W Chang is currently employed at Pfizer Corporation, where he continues to innovate in food technology. His work at Pfizer has allowed him to explore new avenues in food preparation and enhance the culinary experience for consumers.

Collaborations

Throughout his career, Ping has collaborated with notable colleagues, including Gordon D Gruetzmacher and Clifford N Meltz. These collaborations have contributed to the advancement of his research and the successful development of his patents.

Conclusion

Ping W Chang's contributions to food technology through his innovative patents demonstrate his expertise and commitment to enhancing food preparation methods. His work continues to influence the industry and improve culinary practices.

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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