Tsutomu Hatano

Title: Tsutomu Hatano: Innovator in Magnetostriction Control Alloy Technology

Introduction

Tsutomu Hatano is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of materials science, particularly in the development of magnetostriction control alloy sheets. With a total of 6 patents to his name, Hatano's work has had a substantial impact on various technological applications.

Latest Patents

Hatano's latest patents include innovations such as a magnetostriction control alloy sheet and a part for a color Braun tube. The magnetostriction control alloy sheet is designed for use as a high-resolution shadow mask, featuring a low coefficient of thermal expansion, superior magnetic properties, and a high Young's modulus after a blackening process. This invention comprises specific compositions of elements, including C at 0.01 wt. % or less, Ni at 30 to 36 wt. %, Co at 1 to 5.0 wt. %, and Cr at 0.1 to 2 wt. %, with the remainder being Fe and unavoidable impurities. Additionally, the plate material for the shadow mask enhances adhesion between the plate material and photoresist, improving both quality and productivity in the production of color picture tubes.

Career Highlights

Throughout his career, Tsutomu Hatano has worked with notable companies, including Dai Nippon Printing Co., Ltd. and NEC Corporation. His experience in these organizations has allowed him to refine his expertise in materials and manufacturing processes.

Collaborations

Hatano has collaborated with esteemed colleagues such as Norio Fukuda and Akira Makita, contributing to advancements in their respective fields.

Conclusion

Tsutomu Hatano's innovative work in magnetostriction control alloy technology showcases his dedication to enhancing material properties for practical applications. His contributions continue to influence the industry and inspire future innovations.