Soraku, Japan

Yoji Hirasawa

This inventor holds 4 USPTO granted patents. Top assignees: Nippon Paint Compnay, Ltd., The University of Manchester. Active years: 1985-1997.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoji Hirasawa. Retrieved from https://idiyas.com/inventor/yoji-hirasawa

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 = 3.1

ph-index = 3

Forward Citations = 22(Granted Patents)


Location History:

  • Kyoto, JP (1985)
  • Yawata, JP (1988)
  • Soraku, JP (1990 - 1997)

Company Filing History:


Years Active: 1985-1997

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4 patents (USPTO):Explore Patents

Title: The Innovative Journey of Yoji Hirasawa

Introduction

Yoji Hirasawa stands out as a distinguished inventor hailing from Soraku, Japan. With a remarkable portfolio that includes four patents, Hirasawa has made significant contributions to the fields of chemistry and engineering. His innovations reflect a commitment to advancing technology and improving industrial processes.

Latest Patents

Hirasawa's recent patents showcase his expertise and forward-thinking approach. One of his notable inventions is a catalyst composition for producing polyether polyamine. This innovative catalyst design plays a crucial role in enhancing production efficiency. Additionally, he has developed a paint resin that is created by reacting an aluminum chelate compound with a resin that features an active hydrogen bonded to an electrophilic atom or atomic group, and/or epoxy group. These inventions highlight his focus on practical applications in various industries.

Career Highlights

Throughout his career, Yoji Hirasawa has worked with reputable organizations, including Nippon Paint Company, Ltd. and The University of Manchester. His experiences in these institutions have allowed him to refine his skills and contribute to significant research and development projects. His dedication to innovation is reflected in the tangible results of his work.

Collaborations

Hirasawa has collaborated with talented individuals, including Shoji Ikeda and Christopher Harold Phillips. These collaborations have fostered creativity and shared insights, further enhancing the impact of his inventions. Working alongside such esteemed colleagues underscores the collaborative spirit of the research community.

Conclusion

Yoji Hirasawa's reputation as an inventor is well-deserved, marked by his four patents and innovative contributions to industrial processes. Through his work, he continues to inspire future generations of inventors and researchers, demonstrating the power of creativity and collaboration in advancing 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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