Location History:
- Kobe, JP (2005)
- Moka, JP (2017)
Company Filing History:
2 out of 1,887 
1 out of 122 Years Active: 2005-2017
Title: **Kazuharu Masada: A Pioneering Inventor in Aluminum Alloy Technologies**
Introduction
Kazuharu Masada, an accomplished inventor based in Moka, Japan, has made significant contributions to the field of aluminum alloy technologies. Holding three patents, his work focuses on enhancing the properties and production methods of aluminum alloys, making him a noteworthy figure in materials science.
Latest Patents
Among his latest patents is the development of an aluminum-alloy sheet characterized by a specific chemical composition. This aluminum-alloy sheet includes 0.10 to 0.40 mass % of silicon (Si), 0.35 to 0.80 mass % of iron (Fe), 0.10 to 0.35 mass % of copper (Cu), 0.20 to 0.80 mass % of manganese (Mn), and 1.5 to 2.5 mass % of magnesium (Mg), with the remainder being aluminum (Al) and unavoidable impurities. Notably, it has a (Si/Fe) content ratio of 0.75 or less, with an area fraction of MgSi intermetallic compound grains of at least 0.10% in the central region of the aluminum-alloy sheet. After baking at 270°C for 20 seconds, this innovative sheet exhibits a proof stress of 225 to 270 N/mm². Additionally, another patent outlines a similar aluminum-alloy sheet that includes specific solute manganese content and retains a proof stress of 225 N/mm² or more under similar conditions.
Career Highlights
Kazuharu Masada has an impressive career in the manufacturing industry, particularly with Kobe Steel, Ltd. and Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.). His experience in these organizations has provided him with a solid foundation for his innovative pursuits in aluminum alloys.
Collaborations
Throughout his career, Masada has collaborated with notable professionals in the field, including Yuji Inoue and Yasuhiro Aruga. These collaborations have played a vital role in driving forward the developments in aluminum alloy technologies, showcasing the importance of teamwork in the innovation process.
Conclusion
With a focus on advanced aluminum alloy products and methods, Kazuharu Masada stands out as a prominent inventor. His work not only enhances the performance of aluminum materials but also contributes significantly to industrial applications. As he continues to innovate, his influence on materials science and engineering is sure to be felt for years to come.