Yohei Hatano

Title: Yohei Hatano: Innovator in Brazing Technology

Introduction

Yohei Hatano is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of brazing technology, particularly in the development of heat exchangers. With a total of 2 patents, his work showcases innovative approaches to enhancing the efficiency and effectiveness of brazing processes.

Latest Patents

Hatano's latest patents include a screen designed for use during the brazing of heat exchangers and a brazing method specifically for heat exchangers. The first patent describes a screen that consists of multiple core plates and a base plate. The core plates are made from an aluminum alloy brazing sheet containing magnesium and feature a tapered shape at the periphery. The base plate is larger and thicker than the core plates, and both components are heated and brazed in an inert gas atmosphere. The screen also includes a metal tube that encloses the stacked core plates, maintaining a precise gap between the tube's inner wall and the taper's edge.

The second patent focuses on a brazing sheet utilized for brazing without flux in an inert gas atmosphere. This brazing sheet comprises at least three layers, including a core material, a brazing material layer, and an intermediate layer. The core material is an aluminum alloy that contains specific weight percentages of copper, manganese, and magnesium. The intermediate layer is made from a second aluminum alloy with minimal amounts of silicon, iron, copper, manganese, and chromium.

Career Highlights

Throughout his career, Yohei Hatano has worked with prominent companies in the industry, including Mahle International GmbH and Mahle Filter Systems Japan Corporation. His experience in these organizations has allowed him to refine his expertise in brazing technology and contribute to various innovative projects.

Collaborations

Some of Hatano's notable coworkers include Masahiro Ariyama and Hiroshi Kumagai. Their collaboration has likely played a role in advancing the research and development of brazing techniques.

Conclusion

Yohei Hatano's contributions to brazing technology through his patents and career experiences highlight his role as an innovator in the field. His work continues to influence the efficiency of heat exchanger manufacturing processes.