Company Filing History:
4 out of 11 
2 out of 5 
1 out of 1 
Years Active: 1993-1996
Title: Katuaki Ishikawa: Innovator in Dust-Control Technologies
Introduction
Katuaki Ishikawa, an accomplished inventor based in Yokohama, Japan, has made significant contributions to the field of dust-control technologies. With a total of four patents to his name, his innovative methods aim to address environmental concerns related to dust emissions in various industrial processes.
Latest Patents
Ishikawa's latest patents include a remarkable "Method for Dust-Control Treatment." This invention focuses on treating dusty powders, particularly pigments and fertilizers, by blending these powders with fibrillatable polytetrafluoroethylene (PTFE) and materials that initiate an exothermic reaction upon contact. The resulting mixture is subjected to compression-shear processes, raising the temperature of the blend to between 50°C and 300°C. During this process, the PTFE fibrillates, forming a network of fibrils that encloses the dusty powders, effectively controlling dust emissions.
Another notable patent is the "Soil-Stabilizing Agent and Method for Soil-Stabilizing Treatment." This invention aims to provide an efficient soil-stabilizing agent that minimizes dust emissions while ensuring good reactivity, mixability, and dispersibility. The agent consists of a mixture primarily comprising quick lime and/or calcined dolomite with fibrillatable PTFE resin. The stabilization method involves adding this mixture to soil and creating hydrated material through reactions between quick lime or dolomite and moisture, thereby restraining both primary and secondary dust emissions during application.
Career Highlights
Throughout his career, Katuaki Ishikawa has worked with prominent companies such as Nippon Hodo Co., Ltd. and Murakashi Lime Industry Co., Ltd., where he developed his ground-breaking inventions aimed at enhancing industrial processes and reducing environmental dust. His efforts have resulted in practical applications that support both the industry and environmental sustainability.
Collaborations
In his innovative journey, Ishikawa has collaborated with notable individuals, including Teruo Urano and Hiroshi Miyaji. Their cooperative efforts have undoubtedly contributed to the success of his endeavors in dust-control technologies.
Conclusion
Katuaki Ishikawa is a remarkable inventor whose work in dust-control methods has paved the way for safer and cleaner industrial practices. His patents not only demonstrate his ingenuity but also reflect a commitment to addressing environmental challenges. As industries continue to evolve, innovations like those of Ishikawa are essential for sustainable development and protection of our environment.