Odawara, Japan

Kojiro Hayashi

This inventor holds 1 USPTO granted patent. Top assignee: Hitachi, Ltd.. Active years: 1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kojiro Hayashi. Retrieved from https://idiyas.com/inventor/kojiro-hayashi-xy0azvlj

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 = 7.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 1998

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1 patent (USPTO):Explore Patents

Title: Kojiro Hayashi: Innovator in Magnetic Disk Technology

Introduction

Kojiro Hayashi is a notable inventor based in Odawara, Japan. He has made significant contributions to the field of magnetic disk technology. His innovative approach has led to the development of a unique patent that addresses common issues in magnetic disk units.

Latest Patents

Hayashi holds a patent for a "Magnetic disk unit with an impact force applying mechanism." This invention features a magnetic head-disk stickiness eliminating mechanism that is particularly suitable for small-sized, low power consumption magnetic disk units with high recording density. The design includes a housing that encloses a magnetic disk medium made of glass, a spindle, and a spindle motor for driving the magnetic medium in rotation. Additionally, it incorporates a slider for supporting a magnetic head and an actuator for positioning the magnetic head. The impact force applying mechanism is mounted adjacent to the housing and is designed to apply a manual impact force to eliminate the sticking phenomenon between the magnetic head and the magnetic disk medium.

Career Highlights

Hayashi is associated with Hitachi, Ltd., a leading company in technology and innovation. His work has contributed to advancements in magnetic disk technology, enhancing the functionality and reliability of these devices. With a total of 1 patent, his contributions are recognized within the industry.

Collaborations

Throughout his career, Hayashi has collaborated with talented individuals such as Hiroaki Ohta and Yusuke Miyamoto. These collaborations have fostered innovation and have played a crucial role in the development of new technologies.

Conclusion

Kojiro Hayashi's work in magnetic disk technology exemplifies the spirit of innovation. His patent addresses critical challenges in the field, showcasing his expertise and commitment to advancing technology. His contributions continue to influence the industry and inspire future developments.

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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