This inventor holds 3 USPTO granted patents and 2 published patent applications. Top assignee: Sharp Kabushiki Kaisha Corporation. Active years: 1995-2011.
Company Filing History:
Years Active: 1995-2011
Title: Kazushi Naruse: Innovator in Semiconductor Technology
Introduction
Kazushi Naruse is a prominent inventor based in Nara, Japan, known for his contributions to semiconductor technology. With a total of 3 patents, Naruse has made significant advancements in the field, particularly in the design and manufacturing of semiconductor devices.
Latest Patents
One of Naruse's latest patents is focused on a semiconductor device and its manufacturing method. This innovation provides a semiconductor device that can be manufactured at low cost while maintaining low on-resistance and high withstand voltage. The device features an N-type well area formed on a P-type semiconductor substrate, a P-type body area within the well area, and an N-type source area within the body area. Additionally, it includes an N-type drain area positioned at a distance from the body area, a gate insulating film overlaying part of the body area, and a gate electrode on the insulating film. Furthermore, a P-type buried diffusion area contacts the bottom of the body area and extends beneath the drain area.
Another notable patent involves a parasitic PNP transistor with a crystal defect layer in the emitter region. This transistor comprises a P-type high concentration impurity diffusion layer that serves as an emitter for the parasitic PNP transistor. A layer of crystal defect, obtained through ion implantation of inert impurity atoms, is arranged in the P-type high concentration impurity diffusion layer, effectively decreasing the current amplification rate of the parasitic transistor.
Career Highlights
Kazushi Naruse is currently associated with Sharp Kabushiki Kaisha Corporation, where he continues to innovate in semiconductor technology. His work has been instrumental in developing devices that enhance performance and efficiency in electronic applications.
Collaborations
Throughout his career, Naruse has collaborated with notable colleagues, including Atsushi Kagisawa and Hiroaki Yamamoto. These partnerships have contributed to the advancement of semiconductor technologies and the successful development of innovative solutions.
Conclusion
Kazushi Naruse stands out as a key figure in the semiconductor industry, with his patents reflecting a commitment to innovation and excellence. His contributions continue to shape the future of semiconductor technology, making a lasting impact on the field.