Toshinori Hirataka

Title: The Innovations of Toshinori Hirataka

Introduction

Toshinori Hirataka is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of optical communication and semiconductor technology. With a total of 13 patents to his name, Hirataka's work has had a lasting impact on the industry.

Latest Patents

Hirataka's latest patents include an optical module, a method for manufacturing an optical module, and an optical communication apparatus. The optical module is designed for an optical device and an optical fiber, utilizing a pre-molded plastic package. The main flowing direction of the molding resin is substantially parallel to the optical axis of the optical fiber. This design reduces the molding pressure applied to the optical fiber, resulting in a package that exhibits high rigidity and low thermal expansion properties. Additionally, he has developed a method for fabricating a semiconductor laser element that can change band gap wavelengths without altering the composition of a multiple quantum well active layer. This method involves controlling the distortion of the active layer during the fabrication process.

Career Highlights

Throughout his career, Hirataka has worked with notable companies such as Hitachi, Ltd. and Opnext Japan, Inc. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking technologies in the field.

Collaborations

Hirataka has collaborated with esteemed colleagues, including Kimio Tatsuno and Takeshi Kato. These partnerships have fostered innovation and have been instrumental in the development of his patented technologies.

Conclusion

Toshinori Hirataka's contributions to optical communication and semiconductor technology are noteworthy. His innovative patents and collaborations reflect his dedication to advancing the field. His work continues to influence the industry and inspire future inventors.