Location History:
- Kawasaki, JP (2005 - 2013)
- Yokohama, JP (2012 - 2014)
- Yokohmama, JP (2015)
Company Filing History:
4 out of 1,674 
2 out of 39,244 
2 out of 467 
Years Active: 2005-2015
Title: Youichi Momiyama: Innovator in Semiconductor Technology
Introduction
Youichi Momiyama, an esteemed inventor based in Kawasaki, Japan, has made substantial contributions to the field of semiconductor technology. With a notable portfolio consisting of 8 patents, he has demonstrated expertise in designing advanced electronic components, particularly in MOS (Metal-Oxide-Semiconductor) transistors.
Latest Patents
Among his latest inventions, Youichi Momiyama has been instrumental in the development of two significant patents. The first is a high-voltage MOS transistor and fabrication method for a semiconductor integrated circuit device. This innovation features a semiconductor substrate composed of a first well with a specific conductivity type, in which both a drain and a drift region are formed. Additionally, the second well, of an opposite conductivity type, contains the source and channel regions. An important aspect of this design is a buried insulation film in the drift region, which enhances device performance.
The second patent focuses on a semiconductor device that incorporates two Dt-MOS transistors. Each of these transistors includes insulation regions positioned under both the source and drain regions. Notably, these transistors share a diffusion region, improving the overall efficiency and functionality of semiconductor logic circuits.
Career Highlights
Throughout his career, Youichi Momiyama has worked with prominent organizations such as Fujitsu Semiconductor Limited and Fujitsu Corporation. His tenure at these companies has allowed him to harness and refine his skills in semiconductor technology, contributing to a range of groundbreaking innovations in the industry.
Collaborations
In his journey, Youichi has collaborated with fellow professionals such as Hidenobu Fukutome and Kenichi Okabe. These partnerships have not only fostered a creative environment but also led to the successful development of revolutionary semiconductor technologies, showcasing the collective strength of teamwork in innovation.
Conclusion
Youichi Momiyama's contributions to the semiconductor field underscore the significance of innovation in technology. With a dedicated career marked by numerous patents and collaborations with industry leaders, he continues to pave the way for advancements in electronic components that impact our daily lives. His inventive spirit is a testament to the critical role that inventors play in shaping the future of technology.