Company Filing History:
1 out of 6 
1 out of 39 
1 out of 1,838 
Years Active: 1978-1980
Title: The Innovations of Tadashi Hamamura
Introduction
Tadashi Hamamura is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of polyurethane foam production, holding a total of 2 patents. His work focuses on enhancing the properties and manufacturing processes of flexible urethane foams.
Latest Patents
Hamamura's latest patents include a process for producing polyurethane foam using a specific foam stabilizer. This process utilizes a combination of an organosilicone oil and a hydrocarbon oil to achieve high resilience in the foam. Another patent details a method for manufacturing high-resilient flexible urethane foams, characterized by the reaction of polyalkylene ether polyol and organic polyisocyanate in the presence of various agents. This innovative approach incorporates specific types of polyols and isocyanates to optimize foam properties.
Career Highlights
Throughout his career, Hamamura has worked with prominent companies such as Mitsui-Nisso Corporation and Nippon Unicar Company Limited. His experience in these organizations has contributed to his expertise in polyurethane technology and innovation.
Collaborations
Hamamura has collaborated with notable coworkers, including Isao Noda and Terumi Watanabe. These partnerships have likely fostered a creative environment that has led to advancements in their respective fields.
Conclusion
Tadashi Hamamura's contributions to the field of polyurethane foam production demonstrate his innovative spirit and dedication to advancing technology. His patents reflect a commitment to improving the quality and resilience of flexible urethane foams, marking him as a significant figure in the industry.