Fumihiro Nakajima

Title: Fumihiro Nakajima: Innovator in Optical Devices

Introduction

Fumihiro Nakajima is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of optical devices, holding a total of 10 patents. His work focuses on innovative technologies that enhance optical communication and device functionality.

Latest Patents

Among his latest patents, Nakajima has developed an optical device and a manufacturing method for such devices. This optical device includes a light-emitting element, first and second lenses, and an optical component that multiplexes input lights. The design features a base with a lower plate that has multiple convex mounting surfaces for the various components. Another notable patent is a wavelength de-multiplexing system and optical receiver module. This system receives a wavelength multiplexed signal and generates corresponding electrical signals. The optical receiver module consists of a lens, a lens unit, and an optical de-multiplexer that effectively processes the optical signals.

Career Highlights

Fumihiro Nakajima has worked with esteemed companies such as Sumitomo Electric Industries and Sumitomo Electric Device Innovations. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking advancements in optical technology.

Collaborations

Throughout his career, Nakajima has collaborated with notable professionals, including Hiroshi Hara and Yasushi Fujimura. These partnerships have fostered innovation and have been instrumental in the development of his patented technologies.

Conclusion

Fumihiro Nakajima's work in optical devices showcases his dedication to innovation and technology. His patents reflect a deep understanding of optical systems and their applications, making him a significant figure in the field.