Location History:
- Chiyoda-ku, JP (2013)
- Tokyo, JP (1981 - 2022)
Company Filing History:
7 out of 21,351 
6 out of 15,906 
3 out of 1,038 
Years Active: 1981-2025
Title: Innovative Contributions of Hiroshi Gokan
Introduction
Hiroshi Gokan, an inventive mind based in Tokyo, Japan, has made significant contributions to the field of electrical engineering with a total of 17 patents to his name. His innovative work has not only advanced technology but also influenced the design and functionality of power systems in various applications.
Latest Patents
Among his latest patents, Gokan has developed a sophisticated power module that utilizes the geometric configuration of semiconductor elements and capacitive elements to optimize electrical performance. This innovative design involves positioning two semiconductor elements and a capacitive element at the vertices of a triangle, ensuring specific path lengths and resonance frequencies are maintained for optimal efficiency.
Furthermore, Gokan's gate drive circuit and system are designed to mitigate current unevenness across parallel-connected power devices. This invention incorporates an objective waveform generation unit, a drive control unit, and a state detection unit that collectively enhance the performance of power devices, thereby improving overall electrical reliability.
Career Highlights
Throughout his career, Hiroshi Gokan has been associated with renowned companies, including Mitsubishi Electric Corporation and Mitsubishi Denki Kabushiki Kaisha. His tenure at these organizations has allowed him to contribute significantly to groundbreaking electrical technologies and innovations.
Collaborations
Hiroshi Gokan has collaborated with various talented colleagues in the industry, including Kohji Hashimoto and Katsuya Nakamoto. These partnerships have fostered a collaborative environment that has led to the successful realization of many of his inventive ideas.
Conclusion
Hiroshi Gokan’s remarkable contributions to electrical engineering and his 17 patents underscore his status as a leading innovator in his field. His inventions, particularly in power modules and gate drive systems, reflect a commitment to enhancing technology for a more efficient future. With continued collaboration and innovation, Gokan's impact on the industry is likely to expand even further.