Hitachi, Japan

Yoshio Manabe

This inventor holds 1 USPTO granted patent. Top assignee: Hitachi, Ltd.. Active years: 1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshio Manabe. Retrieved from https://idiyas.com/inventor/yoshio-manabe-17s9aj29

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 = 5.0

ph-index = 1

Forward Citations = 4(Granted Patents)


Company Filing History:


Years Active: 1991

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1 patent (USPTO):Explore Patents

Title: Innovator Spotlight: Yoshio Manabe and His Contributions to Video Technology

Introduction: Yoshio Manabe, an esteemed inventor based in Hitachi, Japan, has made significant strides in the field of video technology. With a focus on enhancing the functionality and performance of video tape recorders, he holds a patent that showcases his innovative thinking and engineering prowess.

Latest Patents: Yoshio Manabe's notable patent is for a "Rotary head cylinder for video tape recorder." This invention involves a sophisticated rotary head cylinder assembly designed to improve the guidance and functionality of magnetic tape. The assembly includes a fixed lower cylinder and an upper cylinder that houses multiple magnetic heads, all while ensuring optimal positioning and height adjustment through its unique circuit board design. The notched portions of the circuit board provide easy access for height adjustments of the magnetic heads, aiming to reduce interference from undesirable signals.

Career Highlights: Manabe's career is marked by his impactful contributions at Hitachi, Ltd., where he has focused on advancing video technology. His dedication to innovation is evident in his development of solutions that enhance user experience and reliability of video recording devices.

Collaborations: Throughout his career, Yoshio has collaborated with notable colleagues such as Hiroyoshi Kawai and Tsutomu Masumoto. These partnerships have fostered an environment of creativity and collective innovation within the realm of video technology.

Conclusion: Yoshio Manabe's contributions to the video tape recorder industry exemplify the spirit of innovation. His patent for the rotary head cylinder underscores his commitment to technical excellence and serves as a testament to the impact that dedicated inventors can have on technology. As video technology continues to evolve, the foundational work of inventors like Manabe remains crucial in shaping the future of digital media.

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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