Shigefumi Tokumasu is a distinguished inventor based in Kisarazu, Japan, recognized for his innovative contributions to chemical processes. With a total of five patents to his name, Tokumasu is a notable figure in the field of chemical engineering, specifically focusing on methods that enhance the treatment of industrial byproducts.

Latest Patents

Among his latest inventions is a patent for a method for treating tar. This innovative process involves treating tar separated from a liquid containing an aromatic hydroxybenzene obtained by acidolysis of a liquid that includes an aromatic hydroperoxide. This method employs the use of an alkaline aqueous solution to effectively dissolve the tar. Additionally, Tokumasu has developed a process for producing dihydroxybenzene, further showcasing his expertise in chemical innovations.

Career Highlights

Shigefumi Tokumasu is affiliated with Sumitomo Chemical Company, Limited, where he applies his considerable knowledge and skills in the development of advanced chemical processes. His work has significantly contributed to the company's reputation for excellence in chemical manufacturing and innovation.

Collaborations

Throughout his career, Tokumasu has collaborated with esteemed coworkers such as Toshikazu Ohmae and Hideo Ohki. These partnerships have fostered a creative environment that has resulted in the successful development of various patented technologies.

Conclusion

Shigefumi Tokumasu's contributions to the field of chemical engineering highlight the importance of innovation in developing effective industrial processes. His patents not only reflect his ingenuity but also his commitment to advancing chemical practices that benefit both the industry and the environment. With his continued efforts, Tokumasu is sure to remain a prominent figure in the realm of innovation for years to come.

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