Location History:
- Jouestu, JP (2005)
- Jouetsu, JP (2005 - 2008)
- Niigata-ken, JP (2006 - 2008)
- Joetsu, JP (2008)
- Kanagawa, JP (2004 - 2009)
- Kohoku-ku, JP (2009)
- Yokohama, JP (2004 - 2011)
- Tokyo, JP (2005 - 2011)
- Niigata, JP (2008 - 2012)
Company Filing History:
31 out of 64 
7 out of 28,566 
2 out of 1,816 
Years Active: 2004-2012
Title: Innovations and Contributions of Hiroshi Miyagi
Introduction
Hiroshi Miyagi is a prominent inventor based in Jouetsu, Japan, known for his substantial contributions to the field of semiconductor technology. With a remarkable portfolio of 39 patents, he has played a pivotal role in advancing innovations that enhance device performance and reliability. His groundbreaking inventions have not only pushed the boundaries of technology but also provided solutions to longstanding challenges in the industry.
Latest Patents
Hiroshi's latest notable patents include the MIS transistor and CMOS transistor. The MIS transistor is designed on a semiconductor substrate, featuring a unique configuration with at least two different crystal planes. This design incorporates a gate insulator that covers parts of the crystal planes and a gate electrode formed on each plane, achieving enhanced control over the element area and channel width. Another significant invention is the reference voltage generation circuit, which improves stability by utilizing a buffer amplifier and resistive elements instead of traditional band gap regulators. This innovation effectively mitigates noise influences and ensures consistent voltage output, even under fluctuating conditions.
Career Highlights
Throughout his career, Hiroshi Miyagi has been associated with leading companies such as Niigata Seimitsu Co., Ltd. and Ricoh Company, Ltd. His work at these organizations has been instrumental in driving forward semiconductor innovations, and he has contributed to various projects that have shaped the technological landscape.
Collaborations
Hiroshi has collaborated with notable colleagues, including Takeshi Ikeda and Isami Kato. These partnerships have further diversified the creative solutions stemming from their collective expertise in electronics and semiconductors, resulting in impactful advancements in their respective fields.
Conclusion
Hiroshi Miyagi's innovative spirit and dedication to his craft have established him as a leading figure in semiconductor inventions. His latest patents reflect a commitment to enhancing technology and addressing practical challenges. As he continues to push the envelope of scientific discovery, his contributions will undoubtedly have lasting effects on future developments in the industry.