Cincinnati, OH, United States of America

David S Chang

This inventor holds 3 USPTO granted patents. Top assignees: Standard Oil Company (Indiana), The Procter Gamble Company. Active years: 1986-1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: David S Chang. Retrieved from https://idiyas.com/inventor/david-s-chang-oni8osmr

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 = 2.1

ph-index = 3

Forward Citations = 43(Granted Patents)


Location History:

  • Cincinnati, OH (US) (1986 - 1996)
  • Placentia, CA (US) (1998)

Company Filing History:


Years Active: 1986-1998

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3 patents (USPTO):Explore Patents

Title: The Innovations of David S. Chang

Introduction

David S. Chang, residing in Cincinnati, OH, is an accomplished inventor known for his innovative contributions in various fields. With an impressive portfolio of three patents, Chang has made significant strides in the realms of both product design and food technology. His work reflects a commitment to innovation that benefits consumers and industries alike.

Latest Patents

Among his notable patents, the "Brush Stand" showcases his ingenuity in utensil design, while his "Snack Food" patent highlights his creative approach to enhancing the consumer experience in the food industry. These inventions exemplify his ability to identify and solve everyday challenges, further cementing his reputation as a leading inventor.

Career Highlights

David Chang has garnered valuable experience throughout his career, having worked for two prominent companies: Standard Oil Company (Indiana) and The Procter & Gamble Company. His tenure at these organizations not only honed his skills in innovation but also allowed him to work on projects that significantly impacted their respective markets.

Collaborations

Throughout his journey, Chang has collaborated with talented individuals, including Gregory E. Schmidt and Linus K. Leung. These partnerships have enriched his inventive process, resulting in a blend of expertise and creativity that has driven the success of his projects.

Conclusion

David S. Chang's contributions to innovation through his patents and collaborations highlight his dedication to improving consumer products and experiences. As he continues to develop new ideas, Chang remains a significant figure in the landscape of invention, inspiring others with his creativity and commitment to advancement.

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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