Yokohama, Japan

Akimasa Toyama

This inventor holds 3 USPTO granted patents and 1 EPO patent. Top assignees: Toshiba Tec Kabushiki Kaisha, Riso Technologies Corporation. Active years: 2020-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Akimasa Toyama. Retrieved from https://idiyas.com/inventor/akimasa-toyama

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 = 2.6

ph-index = 1


Company Filing History:


Years Active: 2020-2025

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3 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Akimasa Toyama

Introduction

Akimasa Toyama is a notable inventor based in Yokohama, Kanagawa, Japan. He has made significant contributions to the field of liquid ejection technology, holding three patents that showcase his innovative spirit and technical expertise.

Latest Patents

One of Toyama's latest patents is for a liquid ejection head. This invention includes a plate with a nozzle for ejecting liquid, a substrate, and an actuator featuring a pressure chamber. The actuator is designed with an upper surface and a side surface that connects to the substrate at an angle θ between 45 and 90 degrees. The head also incorporates an electrode connected to the chamber, which includes first and second wirings strategically placed to optimize performance. Another significant patent is for an ink jet head and ink jet recording device. This design features a cover with an opening, a flexible cable, and a protection member that enhances the device's durability and functionality.

Career Highlights

Throughout his career, Akimasa Toyama has worked with prominent companies such as Toshiba Tec and Riso Technologies Corporation. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects.

Collaborations

Toyama has collaborated with talented individuals in the field, including Tomomi Iijima and Tsubasa Konishi. These partnerships have fostered a creative environment that has

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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