Yasuhito Uchiyama

Title: Yasuhito Uchiyama: Innovator in Optical Semiconductor Technology

Introduction

Yasuhito Uchiyama is a prominent inventor based in Kawasaki, Japan. He has made significant contributions to the field of optical semiconductors, holding a total of 4 patents. His work focuses on the development of advanced devices that utilize quantum dots for improved performance in infrared detection.

Latest Patents

Uchiyama's latest patents include an optical semiconductor device with quantum dots having configurational anisotropy. This innovative device features a lower electrode layer formed over a semiconductor substrate, an infrared absorption layer, and an upper electrode layer. The infrared absorption layer incorporates quantum dots with varying dimensions, making it sensitive to infrared radiation across different polarization directions. Another notable patent is for an infrared photodetector, which consists of a layer structure that includes an intermediate layer and a quantum dot layer. This photodetector is designed to detect photocurrent generated by infrared radiation, enhancing its ability to sense infrared signals.

Career Highlights

Throughout his career, Uchiyama has worked with esteemed organizations such as Fujitsu Corporation and the Technical Research & Development Institute of the Ministry of Defense of Japan. His experience in these institutions has allowed him to refine his expertise in semiconductor technology and contribute to various innovative projects.

Collaborations

Uchiyama has collaborated with notable colleagues, including Hironori Nishino and Yusuke Matsukura. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and advancements in technology.

Conclusion

Yasuhito Uchiyama's contributions to optical semiconductor technology and his innovative patents highlight his role as a leading inventor in the field. His work continues to influence advancements in infrared detection and semiconductor applications.