Location History:
- Kawasaki, JP (1983)
- Yokohama, JP (1982 - 1985)
Company Filing History:
Years Active: 1982-1985
Title: Yuzo Yanagihara: Innovator in Ion Exchange Technology
Introduction
Yuzo Yanagihara is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of ion exchange technology, holding a total of 3 patents. His work focuses on developing advanced materials for high-speed liquid chromatography and separation processes.
Latest Patents
One of Yanagihara's latest patents is for an ion exchanger that features hydroxyl groups bonded directly to the backbone skeleton. This innovative ion exchanger comprises a crosslinked copolymer and an ion exchange group. It is designed to have a predetermined hydroxyl group content, ion exchange group content, water regain value, and specific surface area. The ion exchanger boasts high mechanical strength and chemical stability, making it particularly useful as a packing material for high-speed liquid chromatography and separating membranes, especially for bio-substances such as proteins, enzymes, peptides, amino acids, and nucleotides.
Another notable patent is for an isocyanurate-vinyl alcohol-vinyl ester chromatographic packing. This granular crosslinked copolymer is suitable for high-speed liquid chromatography and gel permeation chromatography. The copolymer consists of units of vinyl alcohol, vinyl ester of a carboxylic acid, and crosslinking monomers with an isocyanurate ring. The specific ratio of these units is crucial for the copolymer's effectiveness in chromatographic applications.
Career Highlights
Yuzo Yanagihara has established himself as a key figure in his field through his innovative research and development efforts. His work at Asahi Kasei Kogyo Kabushiki Kaisha has allowed him to explore and implement cutting-edge technologies in ion exchange and chromatography.
Collaborations
Throughout his career, Yanagihara has collaborated with notable colleagues, including Kohji Noguchi and Makoto Honda. These partnerships have contributed to the advancement of his research and the successful development of his patented technologies.
Conclusion
Yuzo Yanagihara's contributions to ion exchange technology and chromatography have made a significant impact in the field. His innovative patents reflect his dedication to advancing scientific knowledge and practical applications.