Urawa, Japan

Eiji Itoh

This inventor holds 4 USPTO granted patents. Top assignees: Nippon Mining Co., Ltd., Toyama Prefecture. Active years: 1987-1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Eiji Itoh. Retrieved from https://idiyas.com/inventor/eiji-itoh-dyu9shgl

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 = 5.4

ph-index = 3

Forward Citations = 45(Granted Patents)


Company Filing History:


Years Active: 1987-1993

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4 patents (USPTO):Explore Patents

Title: Eiji Itoh: Innovator in Magnetic Head Technology

Introduction

Eiji Itoh is a notable inventor based in Urawa, Japan. He has made significant contributions to the field of magnetic head technology, holding a total of 4 patents. His work has been instrumental in advancing the design and functionality of magnetic heads used in various applications.

Latest Patents

Eiji Itoh's latest patents include innovative designs for magnetic heads. One of his notable inventions is a magnetic head comprising a laminated magnetic layer structure between a non-magnetic substrate. This design features a pair of non-magnetic substrates with a magnetic layer structure sandwiched in between. The magnetic layer structure consists of alternately laminated magnetic layers and intermediate insulating layers. The substrate material is expressed by a composition of Zn.sub.x M.sub.y Co.sub.2-x-y O.sub.2, where M can be Mn or Ni, and specific conditions for x and y are defined. Another patent focuses on a non-magnetic substrate for magnetic heads, emphasizing similar structural components and material compositions.

Career Highlights

Throughout his career, Eiji Itoh has worked with prominent companies such as Nippon Mining Co., Ltd. and Toyama Prefecture. His experience in these organizations has contributed to his expertise in magnetic technologies and materials science.

Collaborations

Eiji Itoh has collaborated with notable colleagues, including Ryuichi Nagase and Kazuhiro Saito. These partnerships have fostered innovation and development in the field of magnetic head technology.

Conclusion

Eiji Itoh's contributions to magnetic head technology through his patents and collaborations highlight his role as a significant inventor in this field. His work continues to influence advancements in magnetic materials and applications.

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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