Location History:
- Ama-gun, JP (2007)
- Yatomi, JP (2008)
- Kariya, JP (2010)
- Chita, JP (2013 - 2017)
- Aichi, JP (2012 - 2019)
Company Filing History:
9 out of 19,733 
2 out of 30 
1 out of 253 
Years Active: 2007-2019
Title: **Innovator Toshihide Ninagawa: Pioneering Advances in Aluminum Alloys for Heat Exchangers**
Introduction:
Toshihide Ninagawa is a notable inventor based in Chita, Japan, with an impressive portfolio of nine patents. His significant contributions to materials science, especially in the development of high-strength aluminum alloys for heat exchangers, highlight his expertise and innovative spirit.
Latest Patents:
Among his latest patents, one stands out as a crucial improvement in the field of aluminum alloy applications. The patent concerning a **high-strength aluminum alloy fin material and production method** provides an aluminum alloy fin material with a thickness ranging from 35 to 50 µm. This innovation results in a small springback during corrugation, suitable pre-brazing strength for easy fin formation, and high post-brazing strength. Notable attributes of this fin material include excellent erosion resistance, self-corrosion resistance, and a sacrificial anodic effect. The specific composition details a mass percentage of Si: 0.9 to 1.2%, Fe: 0.8 to 1.1%, Mn: 1.1 to 1.4%, and Zn: 0.9 to 1.1%, additionally limiting the impurity levels of Mg to 0.05% or less and Cu to 0.03% or less.
Ninagawa’s other significant patent involves a **heat exchanger tube having fins with varying louver inclination angles**. This design incorporates flat portions and multiple louvers arranged in conjunction with a fluid-turning part. The innovative feature is the opposing incline of the upstream and downstream louvers which optimizes fluid flow and enhances the efficiency of heat exchange processes.
Career Highlights:
Toshihide Ninagawa's career boasts significant tenure at leading companies, including Denso Corporation and Furukawa-Sky Aluminum Corporation. His role at these institutions has allowed him to apply his innovative ideas in practical applications, contributing to advancements in thermal management technologies.
Collaborations:
In his professional journey, Ninagawa has collaborated with several talented individuals, including Tatsuo Ozaki and Hayaki Teramoto. These collaborations reflect the synergistic nature of innovation in materials engineering, where diverse expertise is essential in developing cutting-edge technologies.
Conclusion:
Toshihide Ninagawa stands as a testament to the remarkable impact of dedicated inventors in the field of materials science. With his continued work in patenting advancements related to aluminum alloys, he is set to further influence the efficiency and effectiveness of heat exchanger systems. His innovations promise to contribute to a more sustainable and efficient technological future.