Location History:
- Aichi, JP (2015)
- Toyohashi, JP (2018 - 2019)
- Tokyo, JP (2019 - 2021)
Company Filing History:
4 out of 2,352 
1 out of 1,357 Years Active: 2015-2021
Title: Hisaya Ushiyama: Innovator in Epoxy Resin Technology
Introduction
Hisaya Ushiyama is a prominent inventor based in Tokyo, Japan, known for his substantial contributions to the field of epoxy resin technology. With a remarkable total of five patents, Ushiyama has made significant strides in creating innovative materials that impact various industries. His latest patents showcase advanced compositions and structures that improve the performance and application of curable resins.
Latest Patents
Among Hisaya Ushiyama's latest patents, two stand out for their groundbreaking formulations. The first patent details a curable resin composition that includes components (A) a bisphenol epoxy resin with a softening point of 80°C or more, (B) a bisphenol epoxy resin that is liquid at 25°C, (C) a bi- or more-functional (meth)acrylate compound, and (D) a curing agent. This innovative composition promises enhanced versatility for applications in various molded articles, prepregs, and fiber-reinforced plastics.
The second patent focuses on an epoxy resin composition that includes an organic phosphinic acid metal salt, an epoxy resin, and a unique combination of curing accelerators, ensuring a curing initiation temperature of 100°C or higher. This precise formulation allows for greater control in the curing process and improves the material properties of the resulting composites.
Career Highlights
Hisaya Ushiyama has made significant contributions during his tenure at Mitsubishi Chemical Corporation and Mitsubishi Rayon Company, Limited. Through his work, he has honed his expertise in resin technologies and has consistently pushed the boundaries of what is possible with epoxy materials. His innovations not only advance the field but also serve as crucial components in numerous commercial applications.
Collaborations
Throughout his career, Ushiyama has worked alongside esteemed colleagues, including Yasuhiro Fukuhara and Manabu Kaneko. Their collaborative efforts have played a vital role in the development of advanced materials, resulting in patents that reflect their joint dedication to innovation in resin technology.
Conclusion
Hisaya Ushiyama stands out as a key figure in the realm of epoxy resin innovation. With a portfolio of five patents, he continues to influence the market with his advanced formulations and compositions. His work serves as a testament to the potential of inventive thinking in material science, demonstrating how innovation can lead to practical applications that benefit various industries.