Company Filing History:
Years Active: 1996-1999
Title: **The Innovative Mind of Michiko Yamanaka**
Introduction
Michiko Yamanaka is a trailblazing inventor based in Tokyo, Japan, renowned for her significant contributions to the field of semiconductor technology. With a remarkable portfolio of four patents, she has demonstrated an unwavering commitment to advancing innovation in electronic devices.
Latest Patents
Among her latest inventions are two groundbreaking fabrication processes for semiconductor devices. The first patent details a novel upper wiring layer structure featuring a stacked configuration that includes a titanium nitride film, a titanium film, a second titanium nitride film, and an aluminum alloy film on the upper surface of an interlayer insulation layer. This innovative approach enhances the performance of semiconductor devices by incorporating a plasma processed nitrogen layer.
The second patent describes a sophisticated fabrication process wherein an element separation region and a gate insulation layer are established on a silicon layer's surface. This method involves forming diffusion layers for source and drain regions and enhancing the unevenness of the diffusion region's surface to ensure the formation of a MOS transistor with a salicide structure—crucial for maintaining low sheet resistance even during high-temperature annealing.
Career Highlights
Throughout her career, Michiko Yamanaka has made significant strides in semiconductor technology at NEC Corporation. Her work has earned her recognition within the engineering community and has paved the way for advancements that enhance device efficiency and reliability in the electronics sector.
Collaborations
Michiko collaborates closely with notable colleagues such as Jun Hayashi and Naoharu Nishio. These partnerships have fostered an environment of innovation and collective problem-solving, contributing to several of her patented inventions.
Conclusion
In conclusion, Michiko Yamanaka stands out as an influential figure in semiconductor research and development. Her innovative patents highlight her expertise and commitment to excellence in technology, making her a prominent inventor in today's electronic landscape.