Saitama, Japan

Ryoji Matsuo

This inventor holds 1 USPTO granted patent. Top assignees: Honda Motor Co., Ltd., Pioneer Corporation, Tohoku Pioneer Corporation. Active years: 2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ryoji Matsuo. Retrieved from https://idiyas.com/inventor/ryoji-matsuo

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


Average Co-Inventor Count = 8.0

ph-index = 1

Forward Citations = 5(Granted Patents)


Company Filing History:


Years Active: 2010

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1 patent (USPTO):Explore Patents

Title: Ryoji Matsuo: Innovator in Speaker Device Technology

Introduction

Ryoji Matsuo is a notable inventor based in Saitama, Japan. He has made significant contributions to the field of audio technology, particularly in the design of speaker devices. His innovative approach has led to the development of a unique patent that enhances the functionality of speaker systems.

Latest Patents

Ryoji Matsuo holds a patent for a "Frame for speaker device and speaker device." This invention features a frame that includes a magnetic circuit housing unit, an annular outer peripheral portion, and multiple arm portions. These arm portions create bridges that connect different parts of the outer peripheral portion without passing through its center. This design improves the structural integrity and performance of speaker devices.

Career Highlights

Throughout his career, Ryoji Matsuo has worked with prominent companies in the audio industry, including Pioneer Corporation and Tohoku Pioneer Corporation. His experience in these organizations has allowed him to refine his skills and contribute to advancements in speaker technology.

Collaborations

Ryoji Matsuo has collaborated with talented individuals such as Hiromitsu Sasaki and Yutaka Moriyama. These partnerships have fostered innovation and creativity in their projects, leading to successful outcomes in their respective fields.

Conclusion

Ryoji Matsuo is a distinguished inventor whose work in speaker device technology has made a lasting impact. His patent and collaborations reflect his commitment to innovation and excellence in audio engineering.

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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