Company Filing History:
Years Active: 1984-1994
Title: The Innovations of Toru Katsura
Introduction
Toru Katsura is a prominent inventor based in Tokyo, Japan, recognized for his significant contributions to the paper manufacturing industry. With a total of five patents to his name, Katsura has developed innovative processes that enhance the quality and functionality of paper products.
Latest Patents
Among his latest patents is a novel process for producing alkaline paper. This invention involves the addition of cationic starch containing an alkyltetrahydro-1,3,5-2H-thiadiazine-2-thione or a bromonitroalcohol, along with an alkylketene dimer to a paper stock. This method effectively inhibits the formation of slime in the paper stock system, resulting in an alkaline paper that boasts superior sizing characteristics and is safe for human use.
Another significant patent by Katsura is focused on photographic paper support. This innovative support consists primarily of base paper coated on both sides with polyolefin resin. The base paper is engineered to have minimal weight variation caused by wire marks, achieving a standard deviation of 1.0 g/m² or less, and ensures excellent smoothness through controlled pulp fiber dispersibility.
Career Highlights
Katsura is affiliated with Mitsubishi Paper Mills Limited, a leading company in the paper production sector. His work has greatly contributed to advancements in paper quality and production processes, securing his reputation as a key innovator within the industry.
Collaborations
Throughout his career, Toru Katsura has collaborated with notable coworkers like Hiroo Kaji and Massashi Kubbota. Their collective efforts have played a pivotal role in the development of innovative solutions in the paper manufacturing field.
Conclusion
Toru Katsura stands out as a leading inventor in the realm of paper technology. His contributions through patented innovations continue to shape the industry, ensuring that paper products meet modern standards of quality and safety. His dedication to enhancing manufacturing processes marks him as a noteworthy figure among contemporary inventors.