Company Filing History:
Years Active: 1979-1988
Title: Yuzi Sawamoto: Innovator in Chemical Processes
Introduction
Yuzi Sawamoto is a notable inventor based in Wakayama, Japan. He has made significant contributions to the field of chemical processes, particularly in the preparation of secondary amines and catalysts. With a total of 2 patents, his work has implications for various industrial applications.
Latest Patents
One of his latest patents is a process for the preparation of secondary amines. This innovative method involves reacting an alcohol or an aldehyde with a primary amine in the presence of a catalyst that includes copper, nickel, and a platinum group metal. The reaction occurs at atmospheric pressure to 5 kg/cm² G and at temperatures ranging from 150°C to 250°C. Importantly, the water produced during the reaction is removed, allowing for the effective separation of the resulting secondary amine from the product mixture.
Another significant patent by Sawamoto is the process for preparing copper-iron-aluminum catalysts. This process entails dissolving a cupric salt, a ferrous salt, and an aluminum salt in water, followed by the addition of an alkali at temperatures above 60°C to form a precipitate. The precipitate is then separated, washed, dried, calcined, and pulverized, resulting in effective catalysts for various applications.
Career Highlights
Throughout his career, Yuzi Sawamoto has worked with prominent companies, including Kao Soap Company, Ltd. and Kao Corporation. His experience in these organizations has allowed him to refine his expertise in chemical processes and contribute to innovative solutions in the industry.
Collaborations
Some of his notable coworkers include Bunji Miya and Kunizo Hashiba. Their collaboration has likely fostered an environment of innovation and creativity in their respective projects.
Conclusion
Yuzi Sawamoto's contributions to the field of chemical processes through his patents and career experiences highlight his role as an influential inventor. His innovative methods for preparing secondary amines and catalysts continue to impact the industry positively.
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.