This inventor holds 3 USPTO granted patents. Top assignees: Mitsui Toatsu Chemicals, Incorporated, Toyo Engineering Corporation. Active years: 1980-1982.
Company Filing History:
3 out of 1,379 
3 out of 171 
Years Active: 1980-1982
Title: Michio Nobue: Innovator in Urea Synthesis
Introduction
Michio Nobue is a notable inventor based in Funabashi, Japan. He has made significant contributions to the field of chemical engineering, particularly in the synthesis of urea. With a total of 3 patents to his name, Nobue's work has had a lasting impact on the industry.
Latest Patents
Nobue's latest patents include innovative processes for synthesizing urea. One of his key inventions is a method for the preparation of urea, which involves a urea synthesis process. In this process, the reaction product from the reaction vessel is flowed in series through high pressure, medium pressure, and low pressure decomposing and stripping devices. This method effectively decomposes ammonium carbamate into ammonia gas, carbon dioxide gas, and water vapor. The gases and unreacted starting materials are then removed from the aqueous urea solution, with carbon dioxide gas being utilized as the stripping gas in the decomposing and stripping devices.
Career Highlights
Throughout his career, Michio Nobue has worked with prominent companies in the chemical industry. He has been associated with Toyo Engineering Corporation and Mitsui Toatsu Chemicals, Incorporated, where he has applied his expertise in chemical processes and innovations.
Collaborations
Nobue has collaborated with several talented individuals in his field, including Keizo Konoki and Akito Fukui. These collaborations have contributed to the advancement of his research and the successful development of his patented processes.
Conclusion
In summary, Michio Nobue is a distinguished inventor whose work in urea synthesis has led to significant advancements in chemical engineering. His innovative patents and collaborations reflect his commitment to improving industrial processes.