Norio Tasaki

Title: Norio Tasaki: Innovator in Semiconductor Technology

Introduction

Norio Tasaki is a prominent inventor based in Akita, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 3 patents. His work focuses on enhancing the efficiency and performance of semiconductor optical devices.

Latest Patents

Tasaki's latest patents include a semiconductor optical device and a method of manufacturing the same. This invention provides a semiconductor optical device with light extraction efficiency or light collecting efficiency that surpasses conventional devices, while also reducing the peeling ratio of a wiring electrode portion. The design features a wiring electrode portion on the surface of a semiconductor layer, which serves as either a light emitting or light receiving surface. The line width of the wiring electrode portion is between 2 µm and 5 µm, incorporating a metal layer on the semiconductor layer and a conductive hard film on the metal layer, which is harder than the metal layer itself.

Another notable patent is for a semiconductor light emitting diode that includes a semiconductor layer with a light emitting portion and a pad electrode. This invention features a reflective portion that includes a light transmitting insulating layer serving as a current blocking layer, along with a reflective layer located on the insulating layer. A contact portion formed from an ohmic electrode is in contact with the reflective portion, and a conductive hard film is situated between the reflective layer and the pad electrode, ensuring enhanced performance.

Career Highlights

Norio Tasaki is associated with Dowa Electronics Materials Co., Ltd., where he continues to innovate in semiconductor technologies. His work has been instrumental in advancing the capabilities of semiconductor devices, making them more efficient and reliable.

Collaborations

Tasaki has collaborated with notable colleagues such as Hidetaka Yamada and Hiroyuki Togawa, contributing to various projects that push the boundaries of semiconductor technology.

Conclusion

Norio Tasaki's contributions to semiconductor technology through his innovative patents and collaborations highlight his role as a key figure in the field. His work continues to influence the development of more efficient semiconductor devices, showcasing the importance of innovation in technology.