Location History:
- Osaka, JP (1992 - 2004)
- Ibaraki, JP (1999 - 2011)
Company Filing History:
7 out of 3,871 
1 out of 5 
1 out of 7,529 
Years Active: 1992-2011
Title: Innovations by Katsumi Shimada
Introduction
Katsumi Shimada is a prominent inventor based in Osaka, Japan. He has made significant contributions to the field of optical semiconductors, holding a total of 8 patents. His work focuses on developing advanced materials and compositions that enhance the performance and reliability of semiconductor devices.
Latest Patents
Shimada's latest patents include a transparent epoxy resin composition for molding optical semiconductors and an optical semiconductor integrated circuit device using the same. This innovative composition consists of an epoxy resin, a curing agent, a thiol, and an amine-based curing catalyst. Another notable patent is for an epoxy resin composition for semiconductor encapsulation, which is designed to provide high reliability in semiconductor devices, preventing short circuits even with reduced interconnection electrode distances. This composition includes an epoxy resin, a phenolic resin, and an inorganic filler to ensure effective encapsulation.
Career Highlights
Throughout his career, Katsumi Shimada has worked with notable companies such as Nitto Denko Corporation. His expertise in the field has led to the development of cutting-edge technologies that have advanced the semiconductor industry.
Collaborations
Shimada has collaborated with esteemed colleagues, including Tadaaki Harada and Yutaka Aoki, contributing to various projects that have furthered innovation in semiconductor technology.
Conclusion
Katsumi Shimada's contributions to the field of optical semiconductors and his innovative patents highlight his role as a key figure in advancing semiconductor technology. His work continues to influence the industry and pave the way for future developments.