Company Filing History:
4 out of 42,496 
3 out of 1,641 
1 out of 1 Years Active: 1981-1988
Title: Yoshio Takikawa: Innovator in Current-Collecting Technology
Introduction
Yoshio Takikawa is a notable inventor based in Hitachi, Japan. He has made significant contributions to the field of electrical engineering, particularly in the development of current-collecting technologies. With a total of 4 patents to his name, Takikawa's work has had a lasting impact on the industry.
Latest Patents
Takikawa's latest patents include innovative designs that enhance the efficiency and reliability of current-collecting systems. One of his notable inventions is the "Current-collecting brush apparatus," which features brushes that are held slidably on a brush holder and pressed against a rotor by a brush-pressing spring. This design incorporates pigtails connected to supply current to the brushes, consisting of a plurality of spiral conductors in parallel, which are coiled in mutual opposite directions to offset the magnetic fluxes generated therein. Another significant patent is the "Brush holder with coated clamp for dynamo-electric machine." This invention includes a brush that makes sliding contact with the surface of a rotary collector and a stationary holder part fixed to the dynamo-electric machine. The detachable holder part is designed to clamp the brush when separated from the stationary holder part, preventing issues such as jumping of the brush and sparking on the sliding surface.
Career Highlights
Throughout his career, Yoshio Takikawa has worked with prominent companies, including Hitachi, Ltd. and Hitachi Chemical Company, Ltd. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects.
Collaborations
Takikawa has collaborated with several talented individuals in his field, including Shoji Motegi and Yasuyuki Wachi. These collaborations have fostered a creative environment that has led to the development of groundbreaking technologies.
Conclusion
Yoshio Takikawa's contributions to current-collecting technology exemplify the spirit of innovation. His patents reflect a deep understanding of electrical engineering and a commitment to improving the efficiency of electrical systems. His work continues to influence the industry and inspire future inventors.