Hyogo, Japan

Mitsunobu Aoyama

This inventor holds 5 USPTO granted patents. Top assignee: Maruo Calcium Company Limited. Active years: 1998-2003.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Mitsunobu Aoyama. Retrieved from https://idiyas.com/inventor/mitsunobu-aoyama

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


% Patents Active = 80.0

Average Co-Inventor Count = 4.5

ph-index = 3

Forward Citations = 24(Granted Patents)


Company Filing History:


Years Active: 1998-2003

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5 patents (USPTO):Explore Patents

Title: **Innovations by Mitsunobu Aoyama: Pioneering Additives for Synthetic Resins**

Introduction

Mitsunobu Aoyama, an accomplished inventor based in Hyogo, Japan, holds five patents that reflect his significant contributions to the field of materials science. His innovative work primarily focuses on additives for synthetic resins, enhancing their properties and applications in various industries.

Latest Patents

Aoyama's latest patents showcase advanced solutions for synthetic resin formulations. One notable invention is an additive comprising porous calcium phosphate for synthetic resins. This additive features composite particles created by depositing a calcium phosphate compound onto support particles with a petaloid porous structure. The result is a synthetic resin composition that boasts exceptional transparency, anti-scratch properties, reduced blocking, and minimal discoloration due to resin deterioration.

Another significant patent involves an inorganic dispersant and stabilizer specifically designed for suspension polymerization. This inorganic dispersant, which is recognized for its high specific surface area and surface activity, comprises a calcium phosphate type compound characterized by specific particle composition, shape, size, and dispersibility. When utilized as a stabilizer, it ensures polymer particles maintain a uniform and sharp particle size distribution, thus improving the quality of unsaturated polyester resin compositions and toner products.

Career Highlights

Mitsunobu Aoyama is presently associated with Maruo Calcium Company Limited, where he continues to refine and develop innovative solutions that advance the capabilities of synthetic materials. His expertise and dedicated research efforts have positioned him as a key figure in the industry.

Collaborations

Throughout his career, Aoyama has collaborated with noteworthy coworkers, including Shigeo Takiyama and Shiro Minayoshi, fostering a collaborative environment that enhances creativity and innovation in their work. Together, they contribute to the advancement of technology in the field of synthetic resins.

Conclusion

Mitsunobu Aoyama's inventions represent a significant leap forward in the development of high-performance synthetic resin additives. His ongoing work not only improves the materials used in various applications but also sets a benchmark for future innovations in the industry. Through his dedication and collaborative spirit, Aoyama continues to inspire the next generation of inventors.

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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