Location History:
- Gunma, JP (1990)
- Gunma-ken, JP (1999 - 2005)
- Usui-gun, JP (1999 - 2006)
- Chiyoda-ku, JP (2006)
- Takasaki, JP (1992 - 2011)
- Annaka, JP (1987 - 2016)
Company Filing History:
42 out of 5,966 
2 out of 21,351 
1 out of 1 
Years Active: 1987-2016
Title: Kazutoshi Tomiyoshi: A Pioneer in Epoxy Resin and Semiconductor Technology
Introduction
Kazutoshi Tomiyoshi, based in Annaka, Japan, has significantly contributed to the field of materials science with a remarkable portfolio of 48 patents. His work primarily focuses on thermosetting epoxy resin compositions and innovative solutions for semiconductor devices.
Latest Patents
One of his latest patents involves a thermosetting epoxy resin composition, which features a unique reaction mixture of a triazine derivative epoxy resin and an acid anhydride. This composition is designed with specific ratios of components to optimize performance, including an internal mold release agent and reflective materials. Another noteworthy patent includes a silicone resin composition formulated for optical semiconductor devices, showcasing his expertise in enhancing semiconductor technology.
Career Highlights
Kazutoshi started his career at Shin-Etsu Chemical Co., Ltd., where he honed his skills in materials development. His work has played a vital role in advancing the applications of epoxy resins and silicone materials in various industries, particularly in electronics.
Collaborations
Throughout his career, Kazutoshi has collaborated with notable colleagues, including Toshio Shiobara and Eiichi Asano. These partnerships have fostered innovation and technology development in their respective fields, further demonstrating the power of teamwork in advancing scientific knowledge.
Conclusion
Kazutoshi Tomiyoshi’s achievements in patenting innovative materials underscore his role as a key figure in the development of epoxy and silicone resins. His contributions continue to impact the industry and inspire future advancements in semiconductor technology.
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.