Katsuta, Japan

Yoshihiro Shibata

This inventor holds 6 USPTO granted patents. Top assignee: Hitachi, Ltd.. Active years: 1988-1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshihiro Shibata. Retrieved from https://idiyas.com/inventor/yoshihiro-shibata-k9dr10hb

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 = 2.8

ph-index = 4

Forward Citations = 43(Granted Patents)


Company Filing History:


Years Active: 1988-1993

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6 patents (USPTO):Explore Patents

Title: **Innovations by Yoshihiro Shibata**

Introduction

Yoshihiro Shibata, a notable inventor based in Katsuta, Japan, has made significant contributions to the field of video technology with his innovative ideas and designs. With a record of 6 patents to his name, Shibata's work primarily focuses on enhancing video tape recorders and magnetic head devices, pushing the boundaries of how these technologies operate and improving efficiency.

Latest Patents

Among Shibata's latest patents is a groundbreaking design for a video tape recorder and/or reproducer. This innovation utilizes the power of the capstan motor, which drives the magnetic tape, to also power the reels within a cassette. A key feature of this invention is its ability to maintain control over the tension of the magnetic tape when changing the tape's traveling direction. This is achieved without disabling the back tension servo mechanism, which applies necessary tension to the feed-side reel. Instead, the change in direction occurs through the control of the capstan motor's rotation, providing seamless operation during intermittent tape travel modes.

Another significant patent from Shibata involves a retaining device for a magnetic head. This device incorporates grooves on the armor portion of a magnetic head and features elastic pieces that link to these grooves. Additionally, a concave portion is designed for the accurate positioning of the head. The innovation enables effective linkage of the head to a mounting arm, enhancing the overall functionality and stability of magnetic head applications.

Career Highlights

Shibata has established himself as a key player in the field of video technology while working at Hitachi, Ltd., a company recognized for its pioneering work in electronic and information technology. His inventive mindset and expertise have greatly contributed to advancements within the industry, solidifying his reputation as a leading inventor.

Collaborations

Throughout his career, Shibata has collaborated with esteemed colleagues, including Yasuhiro Hashiguchi and Noboru Katohno. These partnerships have fostered an environment of creativity and innovation, leading to the development of cutting-edge technologies that have influenced the landscape of video technology.

Conclusion

Yoshihiro Shibata's innovations have undoubtedly left a mark on the world of video technology. With his latest patents demonstrating a blend of practicality and forward-thinking design, he continues to inspire future generations of inventors and engineers. Through his work at Hitachi, Ltd. and collaborations with his peers, Shibata exemplifies the spirit of innovation that drives the technology industry forward.

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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