Shigetomo Sawada

Title: Shigetomo Sawada: Innovator in Magnetic Head Slider Technology

Introduction

Shigetomo Sawada is a prominent inventor based in Kawasaki, Japan. He has made significant contributions to the field of magnetic head slider technology, holding a total of 5 patents. His innovative methods have advanced the manufacturing processes of magnetic head sliders, which are crucial components in data storage devices.

Latest Patents

Among his latest patents, Sawada has developed a method of manufacturing a magnetic head slider. This method involves creating a flying surface pattern on a rectangular parallelepiped slider block that contains multiple thin film magnetic head elements. The process includes preparing an arrangement jig with a guide plate and an adhesive rubber plate. The blocks are placed in accommodation holes on the guide plate, ensuring that the patterned surface is directed upward. After fixing the blocks with the rubber plate, a hardening liquid is poured into the clearances, allowing for the formation of the desired pattern on each block.

Another notable patent is for an apparatus and method for producing magnetic head sliders. This apparatus features a rotary lapping member with a lapping surface and a work member with an elastic member that has adhesive properties. The magnetic head sliders are held in place by the elastic member, allowing for precise contact with the lapping surface during production.

Career Highlights

Shigetomo Sawada is currently employed at Fujitsu Corporation, where he continues to innovate in the field of magnetic technology. His work has not only contributed to the advancement of magnetic head sliders but has also positioned him as a key figure in the industry.

Collaborations

Throughout his career, Sawada has collaborated with notable colleagues, including Kazuo Kobayashi and Tadamasa Takagi. These collaborations have further enhanced the development of technologies related to magnetic head sliders.

Conclusion

Shigetomo Sawada's contributions to magnetic head slider technology exemplify his innovative spirit and dedication to advancing the field. His patents reflect a deep understanding of manufacturing processes and materials, making him a significant figure in the industry.