Company Filing History:
2 out of 1,235 
1 out of 213 
Years Active: 2020-2022
Title: Sayoko Tadokoro: Innovator in Optical Waveguide Technology
Introduction
Sayoko Tadokoro is a prominent inventor based in Funabashi, Japan. She has made significant contributions to the field of optical materials, holding three patents that showcase her innovative spirit and technical expertise.
Latest Patents
One of her latest patents is an optical waveguide-forming composition that includes a reactive silsesquioxane compound. This composition is designed to have a low propagation loss even in the long wavelength region, with a high refractive index at a wavelength of 1,550 nm. The composition consists of 100 parts by mass of a reactive silsesquioxane compound, which is a polycondensation product of two alkoxysilane compounds, and 10 to 500 parts by mass of a fluorene compound. This innovative material allows for the effective formation of optical waveguides.
Another notable patent is her long-chain alkylene group-containing epoxy resin composition. This composition features an epoxy compound with low viscosity and low dielectric constant. When added to a general-purpose epoxy resin composition, it effectively lowers the viscosity and dielectric constant of the resulting cured product. The composition includes an epoxy component containing at least one epoxy compound and a curing agent, which enhances its performance in various applications.
Career Highlights
Sayoko Tadokoro has worked with reputable companies such as Nissan Chemical Industries Limited and Nissan Chemical Corporation. Her experience in these organizations has allowed her to develop and refine her expertise in chemical engineering and materials science.
Collaborations
Throughout her career, she has collaborated with talented individuals, including Takehiro Nagasawa and Tsubasa Kashino. These partnerships have contributed to her success and the advancement of her innovative projects.
Conclusion
Sayoko Tadokoro is a remarkable inventor whose work in optical waveguide technology and epoxy resin compositions has made a significant impact in her field. Her patents reflect her dedication to innovation and her ability to solve complex engineering challenges.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.