Location History:
- Tokyo, JP (2001 - 2009)
- Kanagwa, JP (2015)
- Kawasaki, JP (2016 - 2017)
- Kanagawa, JP (2014 - 2019)
Company Filing History:
7 out of 7,525 
2 out of 35,705 
1 out of 2,467 
Years Active: 2001-2019
Title: Innovations of Katsumi Suemitsu
Introduction
Katsumi Suemitsu is a prominent inventor based in Kanagawa, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 10 patents. His work focuses on enhancing the performance and reliability of magnetoresistive effect elements and magnetic memory devices.
Latest Patents
One of his latest patents involves a semiconductor device that introduces a novel method for writing in a magnetoresistive effect element. In this invention, a magnetic wall is manipulated by controlling the current flow in a magnetization free layer, allowing for a change in electrical resistance. Another significant patent addresses the issue of high-temperature heat treatment in magnetoresistive effect elements using a perpendicular magnetization film. This invention includes a data storage layer, a data reference layer, and an MgO film, which work together to maintain the MR ratio during thermal stress.
Career Highlights
Throughout his career, Katsumi Suemitsu has worked with notable companies such as Renesas Electronics Corporation and NEC Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas in semiconductor technology.
Collaborations
Katsumi has collaborated with esteemed colleagues, including Eiji Kariyada and Tetsuhiro Suzuki. Their combined expertise has contributed to the advancement of technology in their field.
Conclusion
Katsumi Suemitsu's contributions to semiconductor technology and his innovative patents highlight his role as a leading inventor in Japan. His work continues to influence the development of advanced electronic devices.