Katsurou Mizukoshi

Title: Katsurou Mizukoshi: Innovator in Laser Machining Technology

Introduction

Katsurou Mizukoshi is a prominent inventor based in Yokohama, Japan, renowned for his contributions to laser machining technology. With a total of three patents to his name, Mizukoshi has made significant advancements in the field, particularly in the precision cutting and machining processes utilized in various industries.

Latest Patents

Mizukoshi's latest patents showcase his innovative approach to laser machining. One notable invention is the "Laser machining apparatus and method of the same," which involves a sophisticated setup featuring a laser beam source, such as an excimer laser, capable of projecting a laser beam onto a workpiece or sample. His design incorporates first and second illumination light sources, beam splitters for directing light, and a controller that manages machining conditions based on observational results. Notably, the structure of the laser beam guide path is made of laser-transparent material, effectively enclosed by a laser blocking material.

Another significant patent is the "Method of cutting interconnection pattern with laser and apparatus," where Mizukoshi describes a technique for cutting interconnection patterns in semiconductor devices. This method utilizes a high-speed laser beam with a pulse width of 10^-9 seconds or less, ensuring precise cuts without damaging underlying layers, a crucial aspect for large-scale interconnection substrates and LSI memory applications.

Career Highlights

Mizukoshi is currently affiliated with Hitachi, Ltd., where he has been instrumental in advancing laser machining technologies. His experience with leading technological firms and institutions has shaped his expertise and allowed him to contribute meaningfully to the inventive landscape of Japan.

Collaborations

Throughout his career, Katsurou Mizukoshi has collaborated with notable colleagues, including Tateoki Miyauchi and Mikio Hongo. These collaborations have enhanced the development and implementation of innovative solutions in laser machining, fostering an environment rich in creativity and advancement.

Conclusion

Katsurou Mizukoshi stands as a significant figure in the realm of laser machining technology, with a trajectory marked by notable innovations and partnerships. His work continues to influence the manufacturing and semiconductor industries, demonstrating the power of expertise and collaboration in advancing technology for the future.