This inventor holds 2 USPTO granted patents. Top assignees: Mitsubishi Rayon Company, Limited, Mitsubishi Rayon Engineering Co., Ltd.. Active years: 1987-1989.
Company Filing History:
2 out of 1,357 
2 out of 17 Years Active: 1987-1989
Title: Masujiro Arita: Innovator in Filtration Technology
Introduction
Masujiro Arita is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of filtration technology, holding 2 patents that showcase his innovative approaches to separating organic components from aqueous solutions.
Latest Patents
One of Arita's latest patents is a method for separating and concentrating an organic component from an aqueous solution. This method involves bringing an aqueous solution containing an organic component into contact with a hydrophobic porous membrane. By continuously or intermittently evacuating the opposite side of the membrane, a concentrated vapor of the organic component is obtained and liquefied. This technique is particularly beneficial in continuous fermentation processes, allowing for efficient removal of fermentation products from the broth.
Another significant patent is for a hollow-fiber filter module and its associated filtration method. This invention comprises a straight tube and a bundle of hollow fibers, with a simple construction that minimizes pressure loss during fluid treatment. The filter module is designed for cross-flow filtration, making it suitable for various fluid treatment applications.
Career Highlights
Throughout his career, Arita has worked with prominent companies such as Mitsubishi Rayon Company, Limited and Mitsubishi Rayon Engineering Co., Ltd. His experience in these organizations has contributed to his expertise in filtration technologies and innovations.
Collaborations
Arita has collaborated with notable individuals in his field, including Munehiro Okumura and Kazuo Kuwahara. These collaborations have likely enriched his work and led to further advancements in his inventions.
Conclusion
Masujiro Arita's contributions to filtration technology through his innovative patents demonstrate his commitment to advancing the field. His work continues to influence the industry and showcases the importance of innovation in solving complex problems.