Chiba, Japan

Akiji Tsunoda

This inventor holds 2 USPTO granted patents. Top assignee: Idemitsu, Kosan Kabushiki-Kaisha (Idemitsu Kosan Co., Ltd.). Active years: 1976-1977.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Akiji Tsunoda. Retrieved from https://idiyas.com/inventor/akiji-tsunoda

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 = 5.0

ph-index = 1

Forward Citations = 30(Granted Patents)


Company Filing History:


Years Active: 1976-1977

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2 patents (USPTO):Explore Patents

Title: Akiji Tsunoda: Innovator in Molding Materials and Oil Adsorbents

Introduction

Akiji Tsunoda is a notable inventor based in Chiba, Japan. He has made significant contributions to the field of materials science, particularly in the development of innovative molding materials and oil adsorbents. With a total of 2 patents to his name, Tsunoda's work reflects a commitment to enhancing product performance and environmental sustainability.

Latest Patents

Tsunoda's latest patents include a molding material that boasts superior buffering characteristics. This material is created by incorporating a copolymer predominantly made of polyethylene or ethylene with an inorganic filler blend, which includes sand and calcium sulfite. The resulting composition can be foamed and molded to produce a product with a lustrous superficial coating, making it suitable for applications such as packings, mattresses, and lightweight construction materials.

Another significant patent is for an oil adsorbent designed to eliminate oils present in or on the surface of water through adsorption. This adsorbent is produced by foaming polyethylene that contains a substantial amount of inorganic calcium compounds. The final product has a network structure and a low density, making it effective for environmental cleanup efforts.

Career Highlights

Akiji Tsunoda is associated with Idemitsu Kosan Co., Ltd., a company known for its innovative approaches in various sectors. His work at Idemitsu has allowed him to focus on developing materials that not only meet industrial needs but also contribute positively to environmental sustainability.

Collaborations

Throughout his career, Tsunoda has collaborated with esteemed colleagues such as Masami Tomikawa and Kazuhisa Kaneda. These collaborations have fostered a creative environment that encourages the exchange of ideas and the development of groundbreaking technologies.

Conclusion

Akiji Tsunoda's contributions to the fields of molding materials and oil adsorbents highlight his innovative spirit and dedication to improving product functionality and environmental impact. His patents serve as a testament to his expertise and commitment to advancing technology in meaningful ways.

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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