Location History:
- Yokkaichi, JP (1996 - 2018)
- Osaka, JP (2022)
Company Filing History:
Years Active: 1996-2022
Title: Norihiko Sanefuji: Innovator in Near Infrared-Reflective Materials
Introduction
Norihiko Sanefuji is a prominent inventor based in Yokkaichi, Japan. He has made significant contributions to the field of materials science, particularly in the development of near infrared-reflective pigments. With a total of 6 patents to his name, Sanefuji's work has garnered attention for its innovative approaches and practical applications.
Latest Patents
Sanefuji's latest patents include a method for producing a near infrared-reflective black pigment. This method involves the use of calcium, titanium, and manganese, resulting in a pigment that minimizes the elution of these elements when in contact with acid. The process includes mixing these compounds through a wet grinding method and calcining them to achieve a specific surface area of at least 1.0 m/g and less than 3.0 m/g. Another notable patent describes a black fine particulate near-infrared reflective material, which is a perovskite-type complex oxide. This material contains alkaline earth metals, titanium, and manganese, with a specific surface area ranging from 3.0 to 150 m/g. The Hunter L value, indicating blackness, is 30 or less, and the reflectivity at a wavelength of 1200 nm is 40% or above.
Career Highlights
Throughout his career, Sanefuji has worked with notable companies such as Ishihara Sangyo Kaisha, Ltd. and Ishihara Sanayo Kaisha, Ltd. His experience in these organizations has allowed him to refine his expertise in materials development and innovation.
Collaborations
Sanefuji has collaborated with esteemed colleagues, including Haruo Okuda and Hideo Futamata. These partnerships have contributed to the advancement of his research and the successful development of his patented technologies.
Conclusion
Norihiko Sanefuji's contributions to the field of near infrared-reflective materials highlight his innovative spirit and dedication to advancing materials science. His patents reflect a commitment to creating practical solutions that address industry needs.
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.