Tatsuya Ito

Title: Tatsuya Ito: Innovator in Optical Integrated Devices

Introduction

Tatsuya Ito is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of optical technology, holding three patents that showcase his innovative spirit and technical expertise.

Latest Patents

Tatsuya Ito's latest patents include an optical integrated device, an optical integrated circuit wafer, and a method of manufacturing the optical integrated device. The optical integrated device features a substrate and a waveguide with a hollow structure. This waveguide consists of a first waveguide and a second waveguide, which is optically coupled to the first and has a smaller relative refractive index difference. This design allows for the conversion of mode diameters to match those of optical fibers as light travels through. Additionally, the device includes a dent portion near the dicing line on the substrate, ensuring that the output end surface width is smaller than the core width of the optical fiber it connects to. Another notable patent is for an optical module that includes an optical semiconductor chip with a laser beam irradiation region and an optical fiber that is optically coupled to the chip's surface.

Career Highlights

Throughout his career, Tatsuya Ito has worked with notable companies such as Fujitsu Optical Components Limited and Nemoto Kyorindo Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to advancements in optical technology.

Collaborations

Tatsuya has collaborated with talented individuals in the field, including Takeshi Matsumoto and Kohei Shibata. These partnerships have fostered innovation and the development of cutting-edge optical solutions.

Conclusion

Tatsuya Ito's work in optical integrated devices and modules highlights his role as a key innovator in the field. His patents reflect a commitment to advancing technology and improving optical communication systems.