Location History:
- Minoo, JP (1989)
- Hirakata, JP (1989 - 1990)
- Ibaraki, JP (1993)
- Ichihara, JP (1993 - 1996)
- Osaka-fu, JP (1997)
- Tsukuba, JP (1994 - 1998)
- Toyonaka, JP (1997 - 1998)
Company Filing History:
Years Active: 1989-1998
Title: Yutaka Shiomi: Innovator in Resin Composition Technology
Introduction
Yutaka Shiomi, based in Tsukuba, Japan, is a distinguished inventor known for his significant contributions to the field of resin compositions. With an impressive portfolio of 23 patents, his work emphasizes advancements in materials that enhance both the performance and reliability of semi-conductors and other applications requiring high-quality sealing materials.
Latest Patents
Among his latest innovations, Shiomi has developed a filler-containing resin composition suitable for injection molding. This inventive composition features a unique blend of globular powders with specific particle diameters to ensure excellent fluidity even at high filler percentages. The resulting cured products boast lower moisture absorption and thermal expansion coefficients, making them ideal for semiconductor package sealing applications, where high package crack resistance is crucial.
Another notable invention from Shiomi is the unsaturated imide compound characterized by its alicyclic structure. This compound demonstrates exceptional solubility in organic solvents and results in cured products that exhibit excellent heat resistance, flexibility, and low water absorption. These advancements not only improve the material properties but also expand the range of applications for this innovative compound.
Career Highlights
Yutaka Shiomi is currently associated with Sumitomo Chemical Company, Limited, where he has been pivotal in the development of advanced resin technologies. His extensive experience and innovative mindset have allowed him to remain at the forefront of material science, contributing to numerous advancements within the industry.
Collaborations
Throughout his career, Shiomi has collaborated with talented colleagues such as Shuichi Kanagawa and Kazuo Takebe. These partnerships have allowed for a rich exchange of ideas and expertise, propelling the development of cutting-edge technologies and solutions in resin compositions.
Conclusion
Yutaka Shiomi's contributions to the field of resin composition technology have resulted in notable advancements that enhance the functionality and reliability of materials used in various applications. His innovative spirit and collaborative efforts continue to inspire progress within the industry, solidifying his reputation as a leading inventor in the realm of material sciences.