Katsutoshi Hamada

Title: Katsutoshi Hamada: Innovator in Laser Processing Technology

Introduction

Katsutoshi Hamada is a prominent inventor based in Kyoto, Japan. He has made significant contributions to the field of laser processing technology, holding a total of 4 patents. His innovative approaches have led to advancements that enhance the efficiency and reliability of various mechanical systems.

Latest Patents

One of Hamada's latest patents is a laser processing method that involves setting a workpiece with respect to a jig featuring a laser passage hole. This method determines the relative position of the jig and workpiece to ensure that the laser passage hole aligns with a target processing point on the workpiece. During the process, laser light is directed at the target processing point through the laser passage hole, while an inert gas stream flows from the surrounding area toward the target, effectively minimizing contamination.

Another notable patent is for a bearing mechanism, spindle motor, and data storage medium drive apparatus. This invention includes a shaft, a bearing portion, and a cover that closes the bottom end of the bearing portion. The unique design connects the bearing portion and cover through laser welding, creating an inclined surface at the welded portion. This structure reduces the risk of lubricant contamination from fumes generated during the welding process, resulting in a more reliable and durable bearing mechanism.

Career Highlights

Hamada's career is marked by his work at Nidec Corporation, where he has been instrumental in developing cutting-edge technologies. His expertise in laser processing has positioned him as a key figure in the advancement of mechanical engineering solutions.

Collaborations

Hamada has collaborated with notable colleagues, including Kiyofumi Inoue and Kaoru Uenosono. Their combined efforts have contributed to the innovative projects at Nidec Corporation, fostering a collaborative environment that encourages technological advancements.

Conclusion

Katsutoshi Hamada's contributions to laser processing technology exemplify his commitment to innovation and excellence. His patents reflect a deep understanding of mechanical systems and a dedication to improving their functionality. Through his work, he continues to influence the field and inspire future advancements in technology.