Hideya Yamadera

Title: The Innovations of Hideya Yamadera

Introduction

Hideya Yamadera is a prominent inventor based in Nagoya, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 8 patents. His work focuses on the development and manufacturing of advanced semiconductor devices.

Latest Patents

One of his latest patents is a semiconductor device and method for manufacturing the same. This innovative semiconductor device includes a nitride semiconductor layer, a source electrode, a drain electrode, and an insulating gate portion. The nitride semiconductor layer is designed with an element part and a peripheral withstand voltage part. The source electrode is positioned adjacent to a first main surface of the nitride semiconductor layer, while the drain electrode is located adjacent to a second main surface. The design features a first groove on the first main surface in the element part and a second groove in the peripheral withstand voltage part. A JFET region is embedded in the first groove, with specific inclination angles for the side surfaces of the grooves to optimize performance.

Another significant patent involves a method of manufacturing a semiconductor device. This method includes preparing a semiconductor substrate made of a group III nitride semiconductor, with the main surface being a c-plane. The process involves forming a groove on the main surface through dry etching and subsequently wet-etching the inner surface of the groove to expose the c-plane in a controlled manner.

Career Highlights

Throughout his career, Hideya Yamadera has worked with notable companies such as Toyota Central R&D Labs and Denso Corporation. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking advancements in semiconductor technology.

Collaborations

He has collaborated with esteemed colleagues, including Yasunori Taga and Kenichi Ao, further enhancing the innovative environment in which he works.

Conclusion

Hideya Yamadera's contributions to semiconductor technology through his patents and collaborations highlight his role as a key innovator in the field. His work continues to influence advancements in semiconductor devices, showcasing the importance of innovation in technology.