Mikio Tajima

Title: Mikio Tajima: Innovator in Light-Emitting Semiconductor Technology

Introduction

Mikio Tajima is a prominent inventor based in Niiza, Japan. He is known for his contributions to the field of semiconductor technology, particularly in the development of light-emitting devices. His innovative work has led to advancements that are significant in various applications.

Latest Patents

Mikio Tajima holds a patent for a light-emitting semiconductor device featuring a quantum well active layer. This invention describes a light-emitting diode that utilizes a low-resistivity silicon substrate. The device includes a buffer layer, an n-type lower confining layer, an active layer with a multiple quantum well configuration, and a p-type upper confining layer. The active layer consists of cyclic alternations of a barrier sublayer of InGaN, a first complementary sublayer of AlGaInN, a well sublayer of InGaN, and a second complementary sublayer of AlGaInN. The specific proportions of these ingredients are crucial, as the complementary sublayers prevent the evaporation or diffusion of indium from neighboring sublayers.

Career Highlights

Mikio Tajima has made significant strides in his career, particularly through his work at Sanken Electric Co., Ltd. His expertise in semiconductor technology has positioned him as a key figure in the industry. His innovative approaches have contributed to the advancement of light-emitting devices, which are essential in modern electronics.

Collaborations

Throughout his career, Mikio has collaborated with notable colleagues, including Koji Ohtsuka and Junji Sato. These collaborations have fostered an environment of innovation and have led to the development of cutting-edge technologies in the field.

Conclusion

Mikio Tajima's contributions to light-emitting semiconductor technology exemplify the impact of innovation in the electronics industry. His patent and collaborative efforts highlight the importance of research and development in advancing technology.