Hitachi, Japan

Tomiyoshi Satoh

This inventor holds 1 USPTO granted patent. Top assignee: Hitachi, Ltd.. Active years: 1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tomiyoshi Satoh. Retrieved from https://idiyas.com/inventor/tomiyoshi-satoh

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 = 3.0

ph-index = 1

Forward Citations = 11(Granted Patents)


Company Filing History:


Years Active: 1989

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1 patent (USPTO):Explore Patents

Title: Tomiyoshi Satoh: Innovator in Magnetic Recording Technology

Introduction

Tomiyoshi Satoh is a notable inventor based in Hitachi, Japan. He has made significant contributions to the field of magnetic recording technology. His innovative designs have paved the way for advancements in data storage and retrieval systems.

Latest Patents

Satoh holds a patent for a magnetic recording and reproducing apparatus. This invention features a magnetic disc cassette equipped with a built-in shutter, a shutter lever for opening and closing the shutter, and a lock lever for controlling the lowering and raising of a holder. The design ensures that during the insertion of the magnetic disc cassette, the shutter lever releases the shutter, allowing the magnetic head to contact the magnetic disc. The apparatus also includes mechanisms for safely ejecting the cassette and protecting the magnetic head from potential damage.

Career Highlights

Satoh has had a distinguished career at Hitachi, Ltd., where he has been instrumental in developing cutting-edge technologies. His work has not only enhanced the functionality of magnetic recording devices but has also contributed to the overall progress in the electronics industry.

Collaborations

Throughout his career, Satoh has collaborated with esteemed colleagues such as Masahiro Kimura and Hidenobu Takahashi. These partnerships have fostered a creative environment that has led to numerous innovations in their respective fields.

Conclusion

Tomiyoshi Satoh's contributions to magnetic recording technology exemplify the spirit of innovation. His patent and collaborative efforts continue to influence advancements in data storage solutions.

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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