Kazumoto Tochihara

Title: Kazumoto Tochihara: Innovator in Wafer and Film Circuit Board Exposure Technologies

Introduction

Kazumoto Tochihara is a notable inventor based in Atsugi, Japan. He has made significant contributions to the field of exposure technologies, particularly in the areas of wafer and film circuit board processing. With a total of 2 patents, Tochihara's work has advanced the precision and efficiency of these processes.

Latest Patents

Tochihara's latest patents include a "Device for exposure of a peripheral area of a wafer" and a "Device for exposure of a peripheral area of a film circuit board." The first device is designed to expose the peripheral area of a wafer while preventing exposure to the area within the wafer, regardless of its orientation. This device integrates an exposure light irradiation part, a wafer edge determination part, and a notch determination part, allowing for precise control during the exposure process. The second device focuses on exposing the peripheral area of a film with high precision, even when the film has an arch or a fold. It utilizes an optical detector to determine the edge of a copper foil on a TAB strip, ensuring that exposure is performed accurately without blurring the mask edge image.

Career Highlights

Kazumoto Tochihara is currently employed at Ushio Denki Kabushiki Kaisha, where he continues to innovate in the field of exposure technologies. His work has been instrumental in enhancing the capabilities of manufacturing processes in the semiconductor and electronics industries.

Collaborations

Tochihara has collaborated with notable coworkers such as Yoshinori Nagai and Yoshiki Mimura. Their combined expertise has contributed to the development of advanced technologies in their field.

Conclusion

Kazumoto Tochihara's contributions to exposure technologies have significantly impacted the semiconductor and electronics industries. His innovative devices demonstrate a commitment to precision and efficiency, marking him as a key figure in his field.