Company Filing History:
Years Active: 1988
Title: Tosimasa Maruyama: Innovator in Switchgear Technology
Introduction
Tosimasa Maruyama, an accomplished inventor based in Marugame, Japan, has made significant contributions to the field of electrical engineering. With a focus on innovative switchgear technology, Maruyama holds a noteworthy patent that showcases his expertise and creativity in designing effective solutions for electric arc management.
Latest Patents
Maruyama's patent revolves around a sophisticated switchgear system. This design includes a housing that contains an arc extinguishing gas, paired with separable contacts that define an arcing region where electric arcs occur during contact separation. The design further incorporates a cylindrical wall and an insulating nozzle that form a gas storage chamber around the stationary contact. This chamber is crucial for storing arc extinguishing gas, which is elevated in pressure due to heat from the arc. The insulating nozzle features an opening through which the movable contact extends and through which the pressurized gas flows. Additionally, a magnet is located around the arcing region to generate a magnetic field that aids in rotating and elongating the electric arc upon current interruption, thereby enhancing safety and functionality.
Career Highlights
Maruyama has made his mark at Mitsubishi Electric Corporation, where he has leveraged his innovative mindset to push the boundaries of electrical engineering. His dedication to creating solutions that address complex challenges in electrical systems has established him as an influential figure in his company and the industry at large.
Collaborations
Throughout his career, Maruyama has collaborated with distinguished colleagues, including Suenobu Hamano and Hiroyuki Sasao. These partnerships have allowed for the exchange of innovative ideas and have contributed to the development of effective designs in the realm of switchgear and electrical equipment.
Conclusion
Tosimasa Maruyama exemplifies the spirit of innovation in the engineering field. His patent in switchgear technology not only demonstrates his technical skills but also his commitment to enhancing electrical safety and efficiency. As he continues his work with Mitsubishi Electric Corporation, the impact of his contributions will undoubtedly resonate within the industry for years to come.