Jiro Ohta

Title: Jiro Ohta: Innovator in Static Pressure Gas Bearing Technology

Introduction

Jiro Ohta is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of engineering, particularly in the development of static pressure gas bearing assemblies. His innovative approach has led to advancements that enhance the performance and cost-effectiveness of bearing technologies.

Latest Patents

Ohta holds a patent for a static pressure gas bearing assembly. This assembly features a gaseous fluid discharging bearing member that supports a shaft through the discharged gaseous fluid. The bearing member is constructed from porous graphite, which is manufactured using carbon particles that are predominantly less than 40 microns in diameter. The process involves molding, calcination, and graphitization to create a porous graphite member with uniformly distributed pores. Additionally, the bearing member can have a specific degree of swelling, and the shaft surface is coated with titanium nitride through ion plating treatment. This invention provides a high-precision and high-performance bearing assembly while reducing manufacturing costs.

Career Highlights

Jiro Ohta is associated with Canon Kabushiki Kaisha, a leading company in imaging and optical products. His work at Canon has allowed him to focus on innovative solutions that improve product performance and reliability. Ohta's dedication to research and development has positioned him as a key figure in his field.

Collaborations

Ohta has collaborated with notable colleagues, including Koichi Matsushita and Sadamu Tozawa. Their combined expertise has contributed to the advancement of technologies within their industry.

Conclusion

Jiro Ohta's contributions to static pressure gas bearing technology exemplify his innovative spirit and commitment to engineering excellence. His patent reflects a significant advancement in bearing assembly design, showcasing the potential for improved performance and reduced costs in manufacturing.