Location History:
- Ibaraki, JA (1977)
- Hitachi, JA (1976 - 1978)
- Hitachi, JP (1978 - 1981)
- Tokaimura, JP (1978 - 1982)
- Toukai, JP (1986)
- Ibaragi, JP (1989)
- Naka, JP (1978 - 1991)
- Ibaraki, JP (1982 - 1993)
- Tokai, JP (1983 - 1993)
Company Filing History:
37 out of 42,485 
5 out of 1,641 
1 out of 172 
Years Active: 1976-1993
Title: Toshikazu Narahara: Innovator in Flame-Retardant Compositions
Introduction
Toshikazu Narahara, an esteemed inventor based in Ibaraki, Japan, is recognized for his significant contributions to the field of material science, particularly in the development of flame-retardant resins and magnetic recording media. With a remarkable portfolio of 41 patents, Narahara has made strides that enhance both safety and durability in various applications.
Latest Patents
Narahara's recent inventions include a groundbreaking flame-retardant resin composition. This innovative formula features a prepolymer that adheres to a specific general formula, where R1 can be a hydrogen atom or an unreactive saturated group and R2 signifies a reactive unsaturated group. The prepolymer allows for a curable composition that demonstrates uniform crosslinking density without significant stress concentration, making it highly suitable for multilayer printed wiring boards that require high thermal impact resistance and excellent heat resistance. Additionally, he developed a magnetic recording medium characterized by a non-magnetic substrate paired with a magnetic layer composed of an organic compound equipped with both a perfluoro group and a hydrocarbon group. This combination not only provides enhanced durability but also ensures a long-lasting lubricating effect.
Career Highlights
Narahara's professional journey includes pivotal roles at prominent companies such as Hitachi, Ltd. and Hitachi Chemical Company, Ltd., where he applied his expertise to research and development in advanced materials. His work has not only benefited these corporations but also advanced the industry standards for product safety and performance.
Collaborations
Throughout his career, Narahara has collaborated with notable colleagues, including Akio Takahashi and Akira Nagai. These partnerships have fostered an environment of innovation, leading to the creation of cutting-edge technologies in material science.
Conclusion
Toshikazu Narahara continues to be a key figure in the realm of inventions related to flame-retardant resins and magnetic materials. His commitment to enhancing product safety and performance through innovative solutions solidifies his reputation as a leading inventor. As he moves forward, the impact of his work is poised to benefit numerous industries.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.