Location History:
- Tsukuba, JP (2008)
- Ibaraki, JP (1998 - 2017)
Company Filing History:
2 out of 551 
1 out of 9 
1 out of 104 Years Active: 1998-2017
Title: Kazuo Hiraoka: A Pioneer in Welding Technology
Introduction
Kazuo Hiraoka, an innovator based in Ibaraki, Japan, has made significant contributions to the field of welding technology. With a total of five patents under his name, Hiraoka is recognized for his inventive advancements aimed at enhancing welding processes and materials.
Latest Patents
Hiraoka's recent patents focus on groundbreaking developments in welding wire and welding methods. One of his latest inventions describes a welding wire composed of a hoop made from a metal material and a core wire that differs in composition. This innovative design incorporates an alkaline metal compound between the inner surface of the hoop and the surface of the core wire, optimizing performance with a specified concentration ranging from more than 10 ppm to 1000 ppm.
Additionally, Hiraoka has patented a welding material and a method for producing welded joints. This invention utilizes an iron-based alloy with specific mass percentages of carbon, chromium, and nickel. The alloy is engineered to have a martensitic transformation starting temperature within a precise range, enhancing the effectiveness of welded joints for various industrial applications.
Career Highlights
Kazuo Hiraoka has significantly impacted the research community, especially during his tenure at the National Institute for Materials Science. His work has laid the groundwork for new standards in welding practices and materials, benefiting numerous industries that rely on these technologies.
Collaborations
Throughout his career, Hiraoka has collaborated with esteemed professionals in his field, including Terumi Nakamura and Chiaki Shiga. These collaborations have further enriched the research and development processes in welding technology, fostering innovation and excellence in their projects.
Conclusion
In summary, Kazuo Hiraoka has established himself as a notable inventor in the welding sector. Through his innovative patents and collaborative efforts, he continues to influence the advancements in welding technology, contributing to the efficiency and effectiveness of manufacturing processes globally. His work exemplifies the spirit of innovation that drives the field forward, inspiring future inventors and engineers alike.