Furukawa, Japan

Michiko Kumagai

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

IDiyas Innovation Intelligence. (2026). Inventor Profile: Michiko Kumagai. Retrieved from https://idiyas.com/inventor/michiko-kumagai

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 = 2(Granted Patents)


Company Filing History:


Years Active: 1991

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1 patent (USPTO):Explore Patents

Title: Michiko Kumagai: Innovator in Hard Disk Drive Technology

Introduction

Michiko Kumagai is a prominent inventor based in Furukawa, Japan. She has made significant contributions to the field of hard disk drive technology. Her innovative work has led to the development of a unique hard disk driving device that enhances data storage efficiency.

Latest Patents

Kumagai holds a patent for a hard disk driving device featuring a plurality of head sliders. This device is designed to secure multiple hard disks, each with a magnetic recording layer, to the same rotational shaft. The innovation lies in the design of the head slider assembly, which optimizes the flotation area of the head sliders to improve performance.

Career Highlights

Throughout her career, Michiko Kumagai has demonstrated exceptional expertise in her field. She has been instrumental in advancing hard disk drive technology, contributing to the efficiency and reliability of data storage solutions. Her work has garnered recognition within the industry.

Collaborations

Kumagai has collaborated with notable colleagues, including Hideyasu Takemura and Toru Kaneko. These partnerships have fostered a creative environment that has led to groundbreaking advancements in technology.

Conclusion

Michiko Kumagai's contributions to hard disk drive technology exemplify her innovative spirit and dedication to her field. Her patent and collaborative efforts continue to influence the industry positively.

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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