Shigenori Hayakawa

Title: Shigenori Hayakawa: Innovator in Semiconductor Technology

Introduction

Shigenori Hayakawa is a prominent inventor based in Kanagawa, Japan. He has made significant contributions to the field of semiconductor technology, particularly in the development of optical devices. His innovative work has led to the filing of a patent that showcases his expertise and creativity in this specialized area.

Latest Patents

Shigenori Hayakawa holds a patent for a semiconductor optical device and optical transceiver module. The patent describes a unique design where the upper surface of the semiconductor substrate has a slope descending from the projection in the second direction at an angle of 0-12° to a horizontal plane. The mesa stripe structure features an inclined surface with a slope ascending from the upper surface of the semiconductor substrate at an angle of 45-55° to the horizontal plane. Additionally, the mesa stripe structure has an upright surface rising from the inclined surface at an angle of 85-95° to the horizontal plane. The buried layer is made from semiconductor with ruthenium doped therein and is in contact with both the inclined and upright surfaces. The inclined surface is designed to be as high as 80% or less of the height from the upper surface of the semiconductor substrate to the lower surface of the quantum well layer, with a minimum height of 0.3 μm.

Career Highlights

Shigenori Hayakawa is currently employed at Lumentum Operations LLC, where he continues to push the boundaries of semiconductor technology. His work at Lumentum has allowed him to collaborate with other talented professionals in the field, further enhancing his contributions to innovation.

Collaborations

Some of his notable coworkers include Takafumi Taniguchi and Yasushi Sakuma. Their collaborative efforts have played a crucial role in advancing the projects they work on together.

Conclusion

Shigenori Hayakawa is a distinguished inventor whose work in semiconductor technology has led to valuable innovations. His patent for a semiconductor optical device exemplifies his commitment to advancing the field. His contributions continue to impact the industry positively.