Location History:
- Higashichikusa-gun, JP (2009)
- Nagano, JP (2001 - 2016)
Company Filing History:
6 out of 4,811 
2 out of 152 
1 out of 11 Years Active: 2001-2016
Title: Mitsuaki Kirisawa: Innovator in Semiconductor Technology
Introduction
Mitsuaki Kirisawa is a prominent inventor based in Nagano, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of nine patents. His work focuses on innovative methods for manufacturing semiconductor devices, which are crucial for modern electronics.
Latest Patents
Kirisawa's latest patents include advancements in semiconductor devices and manufacturing methods. One notable invention involves the formation of an n-type epitaxial layer on an n-type semiconductor substrate, which is doped with a high concentration of antimony. This invention also details the creation of a p-type anode layer on the n-type drift layer and an n-type contact layer that is strategically doped with phosphorus. The method emphasizes low-temperature heat treatment to maintain lattice defects, enhancing the performance of the semiconductor device.
Career Highlights
Throughout his career, Kirisawa has worked with esteemed companies such as Fuji Electric Co., Ltd. and Fuji Electric Device Technology Co., Ltd. His experience in these organizations has allowed him to refine his expertise in semiconductor technology and contribute to various innovative projects.
Collaborations
Kirisawa has collaborated with notable colleagues, including Masahito Otsuki and Seiji Momota. These partnerships have fostered a creative environment that has led to significant advancements in their field.
Conclusion
Mitsuaki Kirisawa's contributions to semiconductor technology through his patents and collaborations highlight his role as an influential inventor. His innovative approaches continue to shape the future of electronics and semiconductor manufacturing.