Kanagawa, Japan

Kazuhiko Sumiya

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

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuhiko Sumiya. Retrieved from https://idiyas.com/inventor/kazuhiko-sumiya

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 = 2.0

ph-index = 1

Forward Citations = 18(Granted Patents)


Company Filing History:


Years Active: 1991

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1 patent (USPTO):Explore Patents

Title: Kazuhiko Sumiya: Innovator in Magnetic Disk Technology

Introduction

Kazuhiko Sumiya is a notable inventor based in Kanagawa, Japan. He has made significant contributions to the field of magnetic disk technology. His innovative work has led to the development of a unique magnetic disk system that enhances data writing and tracking control.

Latest Patents

Kazuhiko Sumiya holds a patent for a "Magnetic disk system having tracking control using recorded information." This invention features a magnetic disk that stores servo information in fields longitudinally separated from the data field. The system includes a subhead that works in conjunction with the main head, allowing for improved tracking control and data erasure prior to writing.

Career Highlights

Sumiya is associated with Fuji Xerox Co., Ltd., where he has been instrumental in advancing magnetic disk technology. His work has not only contributed to the company's portfolio but has also influenced the broader field of data storage solutions.

Collaborations

Kazuhiko Sumiya has collaborated with Hajime Sugino, further enhancing the innovative capabilities within their projects. Their teamwork has led to advancements in magnetic disk systems.

Conclusion

Kazuhiko Sumiya's contributions to magnetic disk technology exemplify the impact of innovation in data storage. His patent and collaborative efforts continue to shape the future of this essential 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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