Neyagawa, Japan

Seizo Miyoshi

This inventor holds 7 USPTO granted patents. Top assignee: Matsushita Electric Industrial Co., Ltd.. Active years: 1984-2002.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Seizo Miyoshi. Retrieved from https://idiyas.com/inventor/seizo-miyoshi

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

Calculating rank

% Patents Active = 85.7

Average Co-Inventor Count = 3.1

ph-index = 3

Forward Citations = 33(Granted Patents)


Company Filing History:


Years Active: 1984-2002

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7 patents (USPTO):Explore Patents

Title: Seizo Miyoshi: Innovator in Disc Changer Technology

Introduction

Seizo Miyoshi is a notable inventor based in Neyagawa, Japan. He has made significant contributions to the field of disc changer technology, holding a total of 7 patents. His innovative designs have improved the functionality and efficiency of disc changers, making them more user-friendly and reliable.

Latest Patents

Miyoshi's latest patents include a "Disc changer with switching gear and drive switching means" and a "Disc changer with gap maintaining means." Both inventions focus on enhancing the operation of disc changers by utilizing a single part to elevate and lower the spindles and disc playing means. This design allows for synchronized elevating and lowering operations, preventing contact between discs during the process. Such innovations ensure that the gap between a played disc and held discs remains consistent, thereby improving the overall performance of the device.

Career Highlights

Seizo Miyoshi has spent a significant part of his career at Matsushita Electric Industrial Co., Ltd. His work has been instrumental in advancing the technology behind disc changers, contributing to the company's reputation for innovation and quality in electronic devices.

Collaborations

Miyoshi has collaborated with talented individuals such as Yukio Morioka and Masahiko Nakamura. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies in the field.

Conclusion

Seizo Miyoshi's contributions to disc changer technology exemplify the spirit of innovation. His patents reflect a commitment to improving user experience and device functionality. Through his work, he has made a lasting impact on the industry.

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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