Company Filing History:
Years Active: 1979-1987
Title: Innovations by Tatsuo Nogi
Introduction
Tatsuo Nogi is a prominent inventor based in Otsu, Japan. He has made significant contributions to the field of membrane technology, particularly in the development of ultrafiltration membranes. With a total of 4 patents to his name, Nogi's work has had a substantial impact on various applications, including medical and industrial processes.
Latest Patents
Nogi's latest patents include the development of a polymethyl methacrylate hollow fiber type ultrafiltration membrane. This innovative membrane is designed for efficient filtration processes. Another notable patent is for a polymethyl methacrylate membrane that serves as a versatile solution for microfiltration, ultrafiltration, or dialysis. This membrane comprises a methyl methacrylate copolymer containing about 0.5 to 10 mol % of a monomer with sulfonate groups, as well as a copolymer with quaternary nitrogen-containing groups. The manufacturing process involves mixing these copolymers, dissolving the mixture in solvents like dimethylsulfoxide or dimethylformamide, and forming the membrane through casting or spinning techniques. This membrane is particularly suitable for blood purification, with hollow fibers being its most effective form.
Career Highlights
Tatsuo Nogi is associated with Toray Industries, Inc., a leading company in advanced materials and technologies. His work at Toray has allowed him to focus on innovative solutions in membrane technology, contributing to the company's reputation for excellence in this field.
Collaborations
Nogi has collaborated with notable colleagues, including Takeshi Sonoda and Yoshitaka Tanaka. These partnerships have fostered a collaborative environment that enhances the development of cutting-edge technologies.
Conclusion
Tatsuo Nogi's contributions to membrane technology exemplify the spirit of innovation in the field. His patents and work at Toray Industries, Inc. highlight the importance of advancements in filtration technologies for various applications.