Company Filing History:
2 out of 2 
1 out of 5 
1 out of 232 Years Active: 1997-1998
Title: Keitaro Aoyagi: Innovator in Sludge Treatment Technology
Introduction
Keitaro Aoyagi is a notable inventor based in Kawasaki, Japan. He has made significant contributions to the field of sludge treatment technology, holding 2 patents that showcase his innovative approach to construction methods.
Latest Patents
Aoyagi's latest patents include a construction method for sludge treatment tanks. In this method, members made of a glass long-fiber reinforced foamed plastic composite material are utilized as formworks during construction. These formworks are then left as inside wall members, providing both insulating and corrosion-resistant properties to the sludge treatment tank. This innovative approach not only enhances the structural integrity of the tank but also promotes labor savings in construction, improves the working environment, and reduces the overall construction period.
Career Highlights
Throughout his career, Aoyagi has worked with prominent companies such as Zenitaka Corporation and Sekisui Kagaku Kogyo K.K. His experience in these organizations has allowed him to refine his skills and contribute to advancements in construction technology.
Collaborations
Aoyagi has collaborated with notable coworkers, including Sadao Niibe and Toshitomi Umegae. Their combined expertise has likely fostered a creative environment that encourages innovation in their projects.
Conclusion
Keitaro Aoyagi's work in sludge treatment technology exemplifies the impact of innovative thinking in construction methods. His patents reflect a commitment to improving efficiency and safety in the industry.