Location History:
- Oosaka, JP (2010)
- Osaka, JP (2018)
Company Filing History:
1 out of 1 
1 out of 8 
1 out of 1 Years Active: 2010-2018
Title: Toshio Haga: Innovator in Magnesium and Aluminum Alloys
Introduction
Toshio Haga is a notable inventor based in Osaka, Japan. He has made significant contributions to the field of materials science, particularly in the development of magnesium and aluminum alloys. With a total of 3 patents to his name, Haga's work has advanced manufacturing processes in the industry.
Latest Patents
Haga's latest patents include a method for manufacturing a cast bar and tube made of a magnesium alloy. This innovative manufacturing method involves several steps, including preparing a manufacturing device, depressurizing a vacuum chamber, and heating the vicinity of an opening of a hollow tube. The process continues with inserting the hollow tube into molten metal, switching a valve member to open, and filling the cylindrical part with the molten metal. The hollow tube is then cooled and continuously vibrated until the molten metal solidifies.
Another significant patent is for a hypereutectic aluminum-silicon alloy die-cast member. This invention specifies that the die-cast member contains 20.0% by mass to 30.0% by mass of silicon and has a thickness of 2.5 mm or less. The average size of the primary crystal silicon in the die-cast member ranges from 0.04 mm to 0.20 mm, showcasing Haga's expertise in alloy composition and manufacturing techniques.
Career Highlights
Throughout his career, Toshio Haga has worked with several prominent companies, including Gonda Metal Industry Co., Ltd. and Josho Gakuen Educational Foundation. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects.
Collaborations
Haga has collaborated with notable individuals in the industry, including Yoshio Gonda and Kazunari Yoshida. These partnerships have further enhanced his work and expanded the impact of his inventions.
Conclusion
Toshio Haga's contributions to the field of materials science, particularly in magnesium and aluminum alloys, demonstrate his innovative spirit and dedication to advancing manufacturing processes. His patents reflect a commitment to improving the efficiency and quality of materials used in various applications.