Kanagawa, Japan

Nobutaka Yamaguichi

This inventor holds 1 USPTO granted patent. Top assignee: Fuji Photo Film Company, Limited. Active years: 1987.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Nobutaka Yamaguichi. Retrieved from https://idiyas.com/inventor/nobutaka-yamaguichi

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 = 10(Granted Patents)


Company Filing History:


Years Active: 1987

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1 patent (USPTO):Explore Patents

Title: Nobutaka Yamaguichi: Innovator in Magnetic Recording Technology

Introduction

Nobutaka Yamaguichi is a prominent inventor known for his contributions to the field of magnetic recording technology. He is based in Kanagawa, Japan, and has made significant advancements in the development of magnetic recording media. His innovative work has led to the creation of a patent that enhances the performance of video recording systems.

Latest Patents

Yamaguichi holds a patent for a magnetic recording medium that provides a well-balanced combination of excellent properties. This invention addresses key aspects such as video head abrasion, still life, video signal-to-noise ratio (S/N), and dropout. The magnetic recording medium consists of a non-magnetic support and a magnetic recording layer that includes a ferromagnetic powder, a binder, and specific inorganic compound powders. These compounds are selected from groups that include Cr₂O₃, SiC, Al₂O₃, TiO₂, SiO₂, and ZnO, among others.

Career Highlights

Nobutaka Yamaguichi is associated with Fuji Photo Film Company, Limited, where he has contributed to various projects and innovations in the field of imaging technology. His work has been instrumental in advancing the capabilities of magnetic recording media, which are essential for high-quality video recording.

Collaborations

Yamaguichi has collaborated with notable colleagues, including Masaaki Fujiyama and Nobuo Tsuji. These partnerships have fostered a creative environment that has led to significant advancements in their respective fields.

Conclusion

Nobutaka Yamaguichi's contributions to magnetic recording technology exemplify the impact of innovation in enhancing video recording systems. His patent reflects a commitment to improving the quality and reliability of magnetic recording 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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