Location History:
- Fujieda, JP (1978 - 1981)
- Shizuoka-ken, JP (1999)
Company Filing History:
3 out of 10 
1 out of 5 
1 out of 1 Years Active: 1978-1999
Title: Innovative Contributions of Tadayoshi Utsumi
Introduction
Tadayoshi Utsumi, a notable inventor hailing from Fujieda, Japan, has made significant contributions to the field of material science. With a total of three patents to his name, his work focuses on enhancements in fiber technology that promote health and environmental sustainability.
Latest Patents
Utsumi's recent innovation, the "Polyvinyl alcohol fiber containing tourmaline particles," introduces an electret fiber designed for dual benefits. This fiber is made from insolubilized polyvinyl alcohol infused with tourmaline particles, which not only invigorates the human body by improving blood circulation but also reduces the biochemical oxygen demand (BOD) in sewage water by activating bacteria in activated sludge.
Another notable patent by Utsumi is the "Process for preparing superfine ion-exchange fibers." This process enables the creation of superfine polyvinyl alcohol fibers, which have an impressive single fiber diameter ranging from 0.1 to 1.0 micrometers. These fibers undergo a unique baking process in the presence of a dehydration catalyst, allowing for the introduction of ion-exchange radicals, resulting in fibers with high ion-exchange rates.
Career Highlights
Throughout his career, Tadayoshi Utsumi has collaborated with several prominent companies, including Nitivy Co., Ltd. and Life Energy Industry Inc. His innovative approaches have positioned him as a leading figure in fiber technology.
Collaborations
Utsumi has worked alongside talented individuals, such as Mitsutaka Uzumaki and Masahiko Takashio. Their collaborative efforts have contributed to the advancements in Utsumi's patents, further enhancing the impact of their research.
Conclusion
Tadayoshi Utsumi's inventive spirit and dedication to improving material technology have led to remarkable innovations in the field. His contributions not only enhance personal health but also promote environmental sustainability, solidifying his status as a notable inventor in contemporary science.