Porto Alegre, Brazil

Cesar Liberato Petzhold

This inventor holds 1 USPTO granted patent. Top assignee: Other. Active years: 2018.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Cesar Liberato Petzhold. Retrieved from https://idiyas.com/inventor/cesar-liberato-petzhold

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 6.0

ph-index = 1


Company Filing History:

goldMedal1 out of 834,601 
Other
 patents

Years Active: 2018

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1 patent (USPTO):Explore Patents

Title: The Innovations of Cesar Liberato Petzhold

Introduction

Cesar Liberato Petzhold is a notable inventor based in Porto Alegre, Brazil. He has made significant contributions to the field of polymer science, particularly through his innovative work on polymeric blends. His research focuses on enhancing the properties of materials to meet various industrial needs.

Latest Patents

Cesar holds a patent for "Polystyrene and polylactic acid blends." This invention describes polymeric blends of polystyrene (PS) and polylactic acid (PLA), which incorporate a compatibilizing agent, preferably a PS-PLA block copolymer. The addition of these compatibilizing agents effectively controls the phase separation of the blending compounds, preventing excessive growth of polystyrene domains scattered in the PLA matrix. As a result, these blends exhibit improved mechanical and thermal resistance, making them suitable for a variety of applications.

Career Highlights

Throughout his career, Cesar has demonstrated a commitment to advancing polymer technology. His innovative approach to blending different types of plastics has opened new avenues for research and development in the field. With a patent count of 1 patent, he continues to contribute to the scientific community through his work.

Collaborations

Cesar has collaborated with talented individuals such as Vinicius Galhard Grassi and Augusto Cesar De Carvalho Peres. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and expertise.

Conclusion

Cesar Liberato Petzhold's contributions to polymer science through his innovative patent on polystyrene and polylactic acid blends highlight his role as a significant inventor in the field. His work not only enhances material properties but also paves the way for future advancements in polymer technology.

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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