Location History:
- Izumi-ohtsu, JP (1989)
- Osaka, JP (1991)
- Takaishi, JP (1996 - 1997)
Company Filing History:
4 out of 630 
2 out of 1,139 
2 out of 36,713 
Years Active: 1989-1997
Title: Kiyoshi Umehara: Innovator in Synthetic Resin Technology
Introduction
Kiyoshi Umehara, an accomplished inventor from Takaishi, Japan, has made significant contributions to the field of synthetic materials. With a total of four patents to his name, his innovative work predominantly focuses on improving synthetic resin compositions, which enhance various industrial applications.
Latest Patents
Among Umehara's latest patents is a groundbreaking synthetic resin composition that combines an aqueous medium, a surfactant, and a carefully dispersed resin and filler. The formulation features two high molecular weight compounds with specific weight-average molecular weights that allow for optimal dispersion of solid materials without a remarkable increase in viscosity. This advancement presents several benefits, including improved storage stability and enhanced characteristics such as flame retardation, deodorization, heat resistance, and light fastness. Additionally, Umehara has developed an innovative interior material, which is a fabric coated with this synthetic resin composition, leading to improvements in texture and performance without compromising workability.
Career Highlights
Kiyoshi Umehara has honed his skills and expertise through his tenure at esteemed organizations such as Dainippon Ink and Chemicals, Incorporated and Toyota's Chuo Research Institute. His experience at these companies not only allowed him to refine his innovative approaches but also to understand the practical applications and demands of the industry.
Collaborations
Throughout his career, Umehara has collaborated with notable professionals, including Mitsumasa Horii and Masahiro Sugiura. These collaborations have contributed to the development of advanced materials and have expanded the impact of Umehara's inventions within the industry.
Conclusion
Kiyoshi Umehara’s dedication to innovation and excellence in the field of synthetic resin technology has established him as a notable inventor. His patents not only showcase his technical prowess but also reflect his commitment to enhancing material performance across various applications. As he continues to innovate, Umehara’s work promises to influence the future of synthetic materials and their functionality in everyday products.