Kiyoji Kikuchi

Title: Kiyoji Kikuchi: Innovator in Disk Drive Technology

Introduction

Kiyoji Kikuchi is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of data storage technology, particularly in disk drive apparatuses. With a total of 4 patents to his name, Kikuchi's work has had a lasting impact on the industry.

Latest Patents

Kikuchi's latest patents include innovative designs for disk drive apparatuses. One of his notable inventions is a disk drive apparatus with thermally compensated stacked disk spacers. This apparatus features a spindle motor with a rotatable hub that has an annular flange. A magnetic disk is fitted on the hub and is urged against the flange by a clamp with a predetermined fixing force. The design incorporates a buffer member that has a thermal expansion coefficient which is substantially an intermediate value between the thermal expansion coefficients of the magnetic disk medium and the engagement portion. This innovation addresses the challenges posed by thermal expansion differences in disk drive technology.

Another significant patent is related to a data storage apparatus and disk fixing method aimed at preventing issues during operation. This disk drive apparatus comprises a disk for recording data and a drive motor for rotating the disk. The disk features an unlevel portion with uneven flatness situated around the center hole, which is crucial for its functionality. The design ensures that the disk is securely mounted on the hub of the motor, enhancing the overall performance of the disk drive.

Career Highlights

Kiyoji Kikuchi is associated with Kabushiki Kaisha Toshiba, a leading company in the technology sector. His work at Toshiba has allowed him to develop and refine his inventions, contributing to the company's reputation for innovation in data storage solutions.

Collaborations

Kikuchi has collaborated with notable coworkers such as Shigeru Hoshina and Nobuyuki Tanaka. Their combined expertise has fostered advancements in disk drive technology and has led to the successful development of several patents.

Conclusion

Kiyoji Kikuchi's contributions to disk drive technology exemplify the spirit of innovation in the field. His patents reflect a deep understanding of the challenges in data storage and demonstrate his commitment to advancing technology. Through his work at Toshiba and collaborations with esteemed colleagues, Kikuchi continues to influence the future of data storage solutions.