Company Filing History:
Years Active: 2011-2012
Title: Takahisa Yamaha: Innovator in Semiconductor Technology
Introduction
Takahisa Yamaha is a prominent inventor based in Kyoto, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 4 patents. His work focuses on innovative semiconductor devices and manufacturing methods that enhance performance and efficiency.
Latest Patents
One of his latest patents is a semiconductor device and method of manufacturing a semiconductor device. This invention includes a semiconductor layer with a trench formed by digging into the layer from the surface. A gate insulating film is created on the inner surface of the trench, along with a gate electrode made of silicon embedded in the trench through the gate insulating film. The gate electrode features a high-conductivity portion that covers the gate insulating film and a low-conductivity portion located within the high-conductivity area.
Another notable patent is a semiconductor device that has a multilayer wiring structure. This structure laminates and disposes multiple layers while sandwiching an insulating film. It includes a copper wire as the main component, an insulating film formed on the copper wire, and an aluminum wire that is electrically connected to the copper wire via a via hole. A surface protective film is also formed on the aluminum wire, which includes a pad opening that exposes part of the aluminum wire for electrical connection with external components.
Career Highlights
Takahisa Yamaha works at Rohm Co., Ltd., a company known for its advancements in semiconductor technology. His innovative work has positioned him as a key figure in the industry, contributing to the development of cutting-edge semiconductor devices.
Collaborations
He collaborates with talented coworkers such as Ryotaro Yagi and Isamu Nishimura. Their combined expertise fosters an environment of innovation and creativity, leading to groundbreaking advancements in semiconductor technology.
Conclusion
Takahisa Yamaha is a distinguished inventor whose work in semiconductor technology has led to multiple patents and significant advancements in the field. His contributions continue to shape the future of semiconductor devices, making him a vital player in the industry.