This inventor holds 43 USPTO granted patents and 1 published patent application and 27 EPO patents, primarily in Cellulose Ether Production. Top assignees: Shin-Etsu Chemical Co., Ltd., Se Tylose Gmbh & Co. Kg, Shin-Etsu Chemical Ltd.. Active years: 2005-2026.
Location History:
- Niigata-ken, JP (2005 - 2021)
- Joetsu, JP (2011 - 2024)
- Niigata, JP (2022 - 2024)
Company Filing History:
41 out of 5,989 
2 out of 14 
2 out of 135 Years Active: 2005-2026
Areas of Expertise:
Title: The Innovative Contributions of Mitsuo Narita in Cellulose Ether Production
Introduction
Mitsuo Narita, an accomplished inventor based in Joetsu, Japan, has made significant strides in the field of cellulose ether production. Holding an impressive portfolio of 39 patents, Narita's work has greatly influenced the chemical industry, particularly in improving the properties and production methods of cellulose ethers.
Latest Patents
Narita's most recent patents focus on enhancing the production process of depolymerized cellulose ethers. One notable method involves a depolymerization process that minimizes the formation of coarse aggregates when cellulose ether is brought into contact with an acid aqueous solution. This innovative approach not only reduces the quantity of aggregates and black contaminants but also suppresses yellowness in the final product. Another patent outlines a similar method utilizing a polyhydric alcohol in the depolymerization step, further contributing to the quality of the depolymerized cellulose ether.
Career Highlights
Throughout his career, Mitsuo Narita has worked with leading companies, including Shin-Etsu Chemical Co., Ltd. and Se Tylose GmbH & Co. KG. His expertise in cellulose chemistry and innovative techniques has positioned him as a valuable asset in the industry. Narita's patents reflect a deep understanding of chemical processes, laying the groundwork for advancements in product formulation and production efficiency.
Collaborations
Narita has collaborated with esteemed colleagues such as Akira Kitamura and Hiroshi Umezawa. These collaborations have fostered innovation and propelled research forward in cellulose ether applications. Working alongside these professionals has allowed Narita to share ideas and enhance the development of his groundbreaking methods.
Conclusion
Mitsuo Narita's contributions to cellulose ether production are remarkable, marked by his 39 patents and innovative methods that continue to shape the industry. His dedication to improving chemical processes and product quality stands as a testament to his role as a pivotal figure in the realm of inventions and innovations. As Narita continues to explore new horizons in his research, the impact of his work will undoubtedly resonate within the field for years to come.