Location History:
- Kanagawa, JP (1996)
- Zama, JP (1995 - 2000)
- Kawasaki, JP (2003 - 2011)
- Ebina, JP (2011 - 2013)
Company Filing History:
12 out of 39,238 
2 out of 1,674 
1 out of 103 
Years Active: 1995-2013
Title: **Innovative Contributions of Yasuyoshi Mishima in Semiconductor Technology**
Introduction
Yasuyoshi Mishima is a recognized inventor based in Kawasaki, Japan, known for his significant contributions to semiconductor technology. With a remarkable portfolio of 16 patents, Mishima has made strides in the development and manufacturing processes of advanced semiconductor apparatuses.
Latest Patents
Among his latest innovations, Mishima holds patents for a method for manufacturing a P-type MOS transistor and a method for manufacturing a CMOS-type semiconductor apparatus featuring the P-type MOS transistor. His methods focus on forming a gate insulating film on a substrate and a gate electrode from amorphous silicon containing no impurities. Additionally, he has developed techniques for fabricating semiconductor devices to form ultrafine patterns smaller than the resolution limit of exposure apparatuses. This involves a sophisticated process of dummy film formation and anisotropic etching to achieve precise device characteristics.
Career Highlights
Mishima has had an illustrious career, contributing to major companies in the tech industry, particularly Fujitsu Corporation and Fujitsu Semiconductor Limited. His work at these organizations has been pivotal in advancing semiconductor technology, enabling the creation of more efficient and powerful electronic devices.
Collaborations
Throughout his career, Yasuyoshi Mishima has collaborated with notable individuals in the tech sector, including Michiko Takei and Kenichi Yanai. These collaborations have further enriched his innovative contributions, blending their expertise with his own to pave the way for groundbreaking advancements.
Conclusion
Yasuyoshi Mishima stands out as a prominent figure in the field of semiconductor technology. His extensive patent portfolio reflects his dedication to innovation and his impact on the industry. As semiconductor demands grow, the methodologies developed by Mishima will undoubtedly play a crucial role in shaping the future of electronic devices.