Location History:
- Shimonosaki, JP (2005)
- Kitakyushu, JP (2014)
- Shimonoseki, JP (2004 - 2016)
Company Filing History:
Years Active: 2004-2016
Title: Masayasu Nishimura: Innovator in Copper Alloy Technology
Introduction
Masayasu Nishimura is a prominent inventor based in Shimonoseki, Japan. He has made significant contributions to the field of materials science, particularly in the development of copper alloys for electronic applications. With a total of 5 patents to his name, Nishimura's work has had a substantial impact on the efficiency and performance of LED technology.
Latest Patents
One of his latest patents is focused on a copper alloy strip designed for lead frames in LED packages. This innovation utilizes a Cu-Fe-based copper alloy strip that enhances heat dissipation, thereby improving the overall brightness of LED packages. The lead frame features an Ag plating reflective film that further boosts brightness. The specific parameters of the alloy include an arithmetic mean roughness Ra of 0.2 μm or less, a ten-point mean roughness Rz of 1.2 μm or less, and a maximum height roughness Rz of 1.5 μm or less. Additionally, the alloy composition includes 1.8-2.6 mass % of Fe, among other elements.
Another notable patent involves the manufacturing of PCB terminals. This invention describes a method for forming a Sn coating layer and a Cu-Sn alloy coating layer with a controllable planar shape. The Sn coating layers are arranged in parallel lines, with specific dimensions and intervals that optimize the terminal's performance. The outermost maximum height roughness in the terminal insertion direction is maintained at a maximum of 10 μm.
Career Highlights
Masayasu Nishimura is currently associated with Kobe Steel, Ltd., a leading company in the steel and materials industry. His work at Kobe Steel has allowed him to focus on innovative solutions that address the challenges faced in electronic component manufacturing.
Collaborations
Throughout his career, Nishimura has collaborated with notable colleagues, including Ryoichi Ozaki and Toshihisa Hara. These collaborations have fostered a creative environment that encourages the development of cutting-edge technologies.
Conclusion
Masayasu Nishimura's contributions to the field of copper alloy technology exemplify the importance of innovation in enhancing electronic components. His patents reflect a commitment to improving efficiency and performance in LED applications and PCB manufacturing.