Location History:
- Yamaguchi, JP (2003)
- Kudamatsu, JP (2006 - 2009)
Company Filing History:
Years Active: 2003-2009
Title: Masaaki Shigeyama: Innovator in Friction Stir Welding
Introduction
Masaaki Shigeyama, an accomplished inventor based in Kudamatsu, Japan, has made significant contributions to the field of welding technology. With a total of three patents to his name, Shigeyama's work focuses on enhancing friction stir welding techniques, which are pivotal in various manufacturing processes.
Latest Patents
Shigeyama's most recent patents include a friction stir welding method and a group of shape members designed specifically for such welding processes. The primary aim of this invention is to simplify the application of friction stir welding when working with face plates of differing thicknesses. The design features three shape members, each equipped with two butt joint portions, which are mounted on a jig. The innovative approach allows for a thick face plate in one section and a thin face plate in another. Notably, the protruded height of the projection is greater at the thinner section, facilitating consistent depth for rotary tool insertion across all shape members. This enhances the efficiency of friction stir welding, allowing for uniform application of rotary tools.
Career Highlights
Masaaki Shigeyama is associated with Hitachi, Ltd., a well-known multinational conglomerate dedicated to advancing technological innovations. His expertise in friction stir welding has positioned him as a valuable asset within the company, contributing to their advancements in manufacturing technologies.
Collaborations
Throughout his career, Shigeyama has worked closely with renowned colleagues such as Masakuni Ezumi and Tetsuya Matsunaga. These collaborations have fostered an environment of innovation, leading to significant developments in the field of welding technologies.
Conclusion
Masaaki Shigeyama's contributions to friction stir welding demonstrate his commitment to innovation and excellence. His latest patents reflect not only his technical expertise but also his ability to address practical challenges in manufacturing. As he continues to collaborate with talented professionals in the field, Shigeyama's work will undoubtedly pave the way for future innovations in welding technology.