Futyu, Japan

Keiji Sano

This inventor holds 1 USPTO granted patent. Top assignee: Nakamichi Corporation. Active years: 1992.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Keiji Sano. Retrieved from https://idiyas.com/inventor/keiji-sano-05dqklob

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 = 2.0

ph-index = 1

Forward Citations = 7(Granted Patents)


Company Filing History:


Years Active: 1992

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1 patent (USPTO):Explore Patents

Title: Keiji Sano: Innovator in Reel Drive Control Technology

Introduction

Keiji Sano is a notable inventor based in Futyu, Japan. He has made significant contributions to the field of reel drive control technology. His innovative approach has led to the development of a unique method that enhances the efficiency of magnetic tape transportation.

Latest Patents

Sano holds a patent for a "Method of controlling reel drive." This invention involves a sophisticated method for transporting magnetic tape between two reels at a predetermined velocity. The process includes forming a control signal derived from specific operational expressions that account for the rotational numbers of both reels. This method effectively manages the winding radii and ensures accurate control of the tape's movement.

Career Highlights

Keiji Sano has dedicated his career to advancing technology in the audio and video industries. He is currently associated with Nakamichi Corporation, a company renowned for its high-fidelity audio equipment. His work has been instrumental in improving the performance of tape drives, making them more reliable and efficient.

Collaborations

Sano has collaborated with Gohji Uchikoshi, a fellow innovator in the field. Their partnership has fostered advancements in reel drive technology, contributing to the overall success of their projects.

Conclusion

Keiji Sano's contributions to reel drive control technology exemplify his innovative spirit and dedication to enhancing audio and video equipment. His patent and ongoing work continue to influence the industry positively.

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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