Shizuoka, Japan

Norifumi Itoh

This inventor holds 1 USPTO granted patent. Top assignee: Fuji Electrochemical Co., Ltd.. Active years: 1983.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Norifumi Itoh. Retrieved from https://idiyas.com/inventor/norifumi-itoh

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


% Patents Active = 100.0

Average Co-Inventor Count = 6.0

ph-index = 1

Forward Citations = 10(Granted Patents)


Company Filing History:


Years Active: 1983

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1 patent (USPTO):Explore Patents

Title: Norifumi Itoh: Innovator in Magnetic Drum Technology

Introduction

Norifumi Itoh is a notable inventor based in Shizuoka, Japan. He has made significant contributions to the field of magnetic recording technology. His innovative work has led to the development of a unique magnetic drum/head system that enhances the reproduction of recorded voice information.

Latest Patents

Norifumi Itoh holds a patent for a "Magnetic drum/head system for selectively generating recorded voice." This invention features a magnetic drum designed to reproduce voice information recorded in specific tracks. The system includes a recording zone where predetermined voice information is stored and a non-recording zone that facilitates track selection. When a track is chosen, the magnetic drum remains stationary, allowing the magnetic head to move along the non-recording zone to access the selected track. The drum is then rotated to reproduce the desired voice information. He has 1 patent to his name.

Career Highlights

Itoh is associated with Fuji Electrochemical Co., Ltd., where he has contributed to advancements in magnetic recording technologies. His work has been instrumental in improving the efficiency and quality of voice reproduction systems.

Collaborations

Norifumi Itoh has collaborated with notable colleagues, including Michihiro Torii and Takao Moritomo. Their combined expertise has fostered innovation within their field.

Conclusion

Norifumi Itoh's contributions to magnetic drum technology exemplify the spirit of innovation. His patented system represents a significant advancement in voice reproduction technology.

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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