Hirakata, Japan

Kiyoshi Yoshida

This inventor holds 1 USPTO granted patent. Top assignee: Matsushita Electric Industrial Co., Ltd.. Active years: 1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kiyoshi Yoshida. Retrieved from https://idiyas.com/inventor/kiyoshi-yoshida-ifg1y09u

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 4.0

ph-index = 1

Forward Citations = 5(Granted Patents)


Company Filing History:


Years Active: 1989

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1 patent (USPTO):Explore Patents

Title: Kiyoshi Yoshida and His Patent for a Rental Video Cassette Recorder

Introduction

Kiyoshi Yoshida is an inventor associated with Hirakata, Japan, and Matsushita Electric Industrial Co., Ltd. His recorded patent concerns a video cassette recorder designed for rental use.

Latest Patents

Yoshida is credited with 1 patent: “Video cassette recorder for rental use which is rendered unusable after.” The invention uses a timer, a backup power supply such as a battery, and a start mechanism. After the preset time elapses, normal playback is disabled until the timer is restarted.

Career Highlights

The available information connects Yoshida’s patent work with Matsushita Electric Industrial Co., Ltd. The patent describes a mechanism intended to control the period during which a rental video cassette recorder can be used for normal playback.

Collaborations

Yoshida’s listed coworkers include Kazumi Murakami and Toshikazu Masumoto.

Conclusion

Kiyoshi Yoshida’s recorded invention applies timer-based controls to rental video cassette recorders, linking his patent work to Matsushita Electric Industrial Co., Ltd.

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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