This inventor holds 9 USPTO granted patents. Top assignee: Kabushiki Kaisha Toshiba. Active years: 1984-2004.
Location History:
- Koganei, JP (1984 - 1995)
- Tokyo, JP (1992 - 1996)
- Yokkaichi, JP (1999 - 2004)
Company Filing History:
Years Active: 1984-2004
Title: Mitsutoshi Koyama: Innovator in Semiconductor Technology
Introduction
Mitsutoshi Koyama is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 9 patents. His work focuses on improving the reliability and efficiency of semiconductor devices.
Latest Patents
Koyama's latest patents include a method of making a semiconductor device featuring a multilayer metal film composed of titanium, titanium nitride, tungsten, and tungsten carbide. This innovative method enhances the formation of wiring layers using copper, ensuring better contact and reliability. Another notable patent involves a method for manufacturing semiconductor devices with pure copper wirings, which improves the performance of ultra high-speed devices by enhancing the degree of copper burying in high aspect ratio structures.
Career Highlights
Koyama is associated with Kabushiki Kaisha Toshiba, where he has been instrumental in advancing semiconductor technologies. His expertise in creating reliable wiring layers has positioned him as a key figure in the industry.
Collaborations
Koyama has worked alongside notable colleagues such as Koichi Takahashi and Naoto Miyashita, contributing to various projects that push the boundaries of semiconductor innovation.
Conclusion
Mitsutoshi Koyama's contributions to semiconductor technology through his patents and collaborations highlight his role as a leading inventor in the field. His work continues to influence the development of advanced semiconductor devices.