Masafumi Fujimoto

Title: Masafumi Fujimoto: Innovator in Dynamic Pressure Bearing Technology

Introduction

Masafumi Fujimoto is a prominent inventor based in Kyoto, Japan. He has made significant contributions to the field of dynamic pressure bearing technology. With a total of 2 patents to his name, Fujimoto's work has garnered attention in various engineering sectors.

Latest Patents

Fujimoto's latest patents include innovative designs for dynamic pressure bearing apparatuses and fans. The first patent describes a dynamic pressure bearing apparatus that consists of a bearing portion, a shaft, a radial dynamic pressure bearing portion, and a seal gap. An annular member is arranged in an annular shape, fixed to the shaft axially between the seal portion and the attachment surface, extending radially outward beyond the opening of the seal gap. A minute horizontal gap is defined between the upper surface of the bearing portion and the lower surface of the annular member, allowing the seal gap to communicate with an exterior space through this horizontal gap. The second patent also focuses on a dynamic pressure bearing apparatus, which includes a bearing portion, a shaft, a substantially annular bushing, a radial dynamic pressure bearing portion, and a seal gap. Similar to the first, it defines a minute horizontal gap extending radially between the upper surface of the bearing portion and the lower surface of the bushing, facilitating communication with the exterior space.

Career Highlights

Fujimoto is currently employed at Nidec Corporation, where he continues to develop and refine his innovative technologies. His work has been instrumental in advancing the efficiency and functionality of dynamic pressure bearings, which are critical components in various mechanical systems.

Collaborations

Throughout his career, Fujimoto has collaborated with notable colleagues, including Tomotsugu Sugiyama and Teiichi Hirono. These partnerships have fostered a creative environment that encourages innovation and the sharing of ideas.

Conclusion

Masafumi Fujimoto's contributions to dynamic pressure bearing technology highlight his role as a key innovator in the field. His patents reflect a commitment to advancing engineering solutions that enhance performance and reliability.