Osamu Horiuchi

Title: Innovations by Osamu Horiuchi in Semiconductor Laser Technology

Introduction

Osamu Horiuchi is a notable inventor based in Kanagawa-ken, Japan, recognized for his contributions to semiconductor laser devices. With a total of two patents under his name, Horiuchi focuses on advancements in photonic technology, specifically through the development of enhanced laser devices that incorporate unique design features to improve performance and efficiency.

Latest Patents

Horiuchi's latest innovations include two significant patents related to semiconductor laser devices. The first patent describes a semiconductor laser device that comprises stacked layers and a light output layer. In this embodiment, the light output layer is in contact with the light output end face of an optical cavity formed by the stacked layers. This light output layer consists of a dielectric layer with a non-amorphous film and includes a conductor portion situated on the surface of the dielectric layer or incorporated within it.

The second patent elaborates on the manufacturing method of a semiconductor laser device, which consists of a cladding layer of a first conductivity type, an active layer positioned above this cladding, and a second conductivity type cladding layer above the active layer. A distinctive feature of this second cladding layer is the presence of a ridge stripe design, which includes an upper part with vertically oriented sidewalls and a lower portion with inclined sidewalls that widen towards the active layer.

Career Highlights

Osamu Horiuchi is currently affiliated with Toshiba Corporation, a leading company in technological innovations. Throughout his career, he has made significant strides in the field of semiconductor technology, contributing to the company's impressive portfolio of patents and research.

Collaborations

In his professional journey, Horiuchi has collaborated with several esteemed colleagues, including Masaki Tohyama and Makoto Okada. Together, they have worked on advancing semiconductor technology and have shared insights that have enhanced the development of laser devices.

Conclusion

Osamu Horiuchi's innovative patents in semiconductor laser devices highlight his dedication to advancing technology within the field. His work not only exemplifies the importance of collaboration in research but also strengthens the technological capabilities of Toshiba Corporation and the industry as a whole. With continued advancements and innovations, Horiuchi's contributions are expected to have a lasting impact on the technology landscape.