This inventor holds 5 USPTO granted patents and 2 published patent applications and 3 EPO patents. Top assignees: Sumitomo Electric Industries, Limited, Toyohashi University of Technology, National University Corporation Toyohashi of Technology. Active years: 2017-2020.
Company Filing History:
5 out of 10,631 
4 out of 74 
1 out of 1 Years Active: 2017-2020
Title: Kyohei Yamada: Innovator in Transformer Technology
Introduction
Kyohei Yamada is a prominent inventor based in Toyohashi, Japan. He has made significant contributions to the field of transformer technology, holding a total of five patents. His innovative designs focus on enhancing the efficiency and functionality of transformers, making them smaller and lighter than traditional models.
Latest Patents
Yamada's latest patents include groundbreaking designs for transformers. One of his inventions features a transformer that operates between a power supply and a load. This transformer includes a front stage circuit and a rear stage circuit, each capable of performing switching to alternately invert the polarity of the output relative to the input. Additionally, it incorporates a series unit composed of a pair of reactance elements connected in series, along with a switch device that facilitates power transmission through alternating polarity. Another patent describes a transformer that utilizes a two-terminal pair circuit composed of multiple reactance elements. This design allows for a small size and lightweight construction, eliminating the need for coils and iron cores typically found in conventional transformers.
Career Highlights
Throughout his career, Kyohei Yamada has worked with notable organizations, including Sumitomo Electric Industries and Toyohashi University of Technology. His experience in these institutions has contributed to his expertise in electrical engineering and transformer technology.
Collaborations
Yamada has collaborated with esteemed colleagues such as Hideaki Nakahata and Kenichi Hirotsu. Their joint efforts have further advanced the field of transformer innovation.
Conclusion
Kyohei Yamada's contributions to transformer technology exemplify his innovative spirit and dedication to improving electrical systems. His patents reflect a commitment to creating efficient and compact solutions in the industry.