This inventor holds 2 USPTO granted patents. Top assignees: Tohoku University, Chuo University. Active years: 2026.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:

Years Active: 2026
Title: Yohei Kawakami: Innovator in Optical Technology
Introduction
Yohei Kawakami is a prominent inventor based in Sendai, Japan. He is known for his contributions to optical technology, particularly in the development of optical switch elements and devices. His innovative work has the potential to advance optical communication systems and optical computing.
Latest Patents
Kawakami holds a patent for an optical switch element, an optical switch device, an optical communication system, and an optical computer. The objective of this invention is to provide a solution that operates effectively even in temperature ranges exceeding the Néel temperature. The optical switch element includes a substance composed of multiple transition metal elements with electrons in d-orbitals, surrounded by a variety of anions. These transition metal elements are arranged in a lattice structure, allowing for the polarization of signal light to be rotated when control light is applied, even in the absence of long-range magnetic order. He has 1 patent to his name.
Career Highlights
Throughout his career, Kawakami has worked at notable institutions such as Tohoku University and Chuo University. His research has significantly contributed to the field of optical technology, making him a respected figure among his peers.
Collaborations
Kawakami has collaborated with esteemed colleagues, including Shinichiro Iwai and Tatsuya Amano. Their joint efforts have furthered advancements in optical communication and related technologies.
Conclusion
Yohei Kawakami's innovative work in optical technology showcases his expertise and dedication to advancing the field. His contributions, particularly in the development of optical switch elements, are poised to have a lasting impact on optical communication systems.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile