Company Filing History:
Years Active: 1990
Title: Jun Maruyama: Innovator in Self-Excited Inverter Circuits
Introduction
Jun Maruyama is a notable inventor based in Inagi, Japan. He has made significant contributions to the field of electrical engineering, particularly in the development of inverter circuits. His innovative approach has led to the creation of a unique patent that enhances the functionality of self-excited inverter circuits.
Latest Patents
Maruyama holds a patent for a "Continuity angle controlled self-excited inverter circuit." This invention primarily includes a main transformer and two switching elements, such as the first and second FET switching elements. The design allows for capacitors at both ends of the first FET to be charged during specific time intervals, ensuring that the voltage across the first FET is clamped effectively. This innovative circuit design enables the continuity angle, or duty cycle, of the first FET to be naturally controlled, optimizing its performance.
Career Highlights
Jun Maruyama is currently employed at Yutaka Electric Mfg. Co., Ltd., where he continues to work on advancements in electrical engineering. His expertise and innovative mindset have positioned him as a valuable asset to the company and the industry at large.
Collaborations
Throughout his career, Maruyama has collaborated with esteemed colleagues, including Rihei Hiramatsu and Shigeo Watanabe. These partnerships have fostered an environment of innovation and creativity, contributing to the success of their projects.
Conclusion
Jun Maruyama's contributions to the field of inverter circuits exemplify the spirit of innovation. His patent for the continuity angle controlled self-excited inverter circuit showcases his ability to solve complex engineering challenges. Through his work at Yutaka Electric Mfg. Co., Ltd., he continues to influence the future of electrical engineering.