Nobuo Hagiwara

Title: Nobuo Hagiwara: Innovator in Deposition Mask Technology

Introduction

Nobuo Hagiwara is a notable inventor based in Kanagawa, Japan. He has made significant contributions to the field of deposition mask technology, which is crucial in various manufacturing processes.

Latest Patents

Hagiwara holds a patent for a "Deposition mask and manufacturing method thereof." This innovative deposition mask improves the positional precision of passage holes, allowing for precise deposition. The design features a mask body made of a metal thin film, which is tightly mounted on a frame body with an opening. The mask includes a pattern region with multiple passage holes for the deposition material, a stress relaxation region with fine holes around the pattern region, and a holding region at the periphery of the stress relaxation area. This design enhances the overall efficiency and accuracy of the deposition process.

Career Highlights

Hagiwara is currently employed at Sony Corporation, where he continues to develop and refine technologies related to his patent. His work has contributed to advancements in manufacturing techniques that are essential for various applications in electronics and materials science.

Collaborations

Hagiwara has collaborated with notable colleagues, including Hideo Nagasaki and Tsutomu Mori. Their combined expertise has fostered innovation and development within their projects.

Conclusion

Nobuo Hagiwara's contributions to deposition mask technology exemplify the impact of innovative thinking in manufacturing processes. His patent reflects a commitment to precision and efficiency, marking him as a significant figure in his field.