Company Filing History:
Years Active: 2008-2009
Title: Toshiaki Koizumi: Innovator in Semiconductor Technology
Introduction
Toshiaki Koizumi is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of semiconductor technology, particularly in the area of chip mounting substrates. With a total of 2 patents to his name, Koizumi's work has had a notable impact on the industry.
Latest Patents
Koizumi's latest patents include a semiconductor chip mounting substrate and a method of producing the same. This innovative chip mounting substrate is designed for bonding a semiconductor chip to a substrate. It features a solder layer that is connectable to a semiconductor chip. The solder layer comprises a layer including δ-phase crystal grains of an Au–Sn alloy at its surface. This unique composition enhances the bonding process. During the mounting of a semiconductor chip on the substrate, both the substrate and the solder layer are heated. An image of the solder layer is captured to perform an image evaluation, which helps detect the timing of the chip's mounting and its position on the substrate.
Career Highlights
Toshiaki Koizumi is currently employed at Hitachi, Ltd., a leading company in technology and innovation. His work at Hitachi has allowed him to collaborate with other talented professionals in the field.
Collaborations
Some of his notable coworkers include Takeru Fujinaga and Kazuhiro Hirose. Their combined expertise contributes to the advancement of semiconductor technologies.
Conclusion
Toshiaki Koizumi's contributions to semiconductor technology through his patents and work at Hitachi, Ltd. highlight his role as an influential inventor in the industry. His innovative approaches continue to shape the future of semiconductor applications.