Company Filing History:
Years Active: 2015-2018
Title: Masakatsu Sawada: Innovator in Leakage Current Calculation Technology
Introduction
Masakatsu Sawada is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of electrical engineering, particularly in the area of leakage current calculation devices. With a total of three patents to his name, Sawada's work focuses on enhancing the accuracy and reliability of electrical measurements.
Latest Patents
Sawada's latest patents include a leakage current calculation device and a leakage current calculation method. The first patent provides a device that precisely calculates a leakage current, which is a component caused by the ground insulation resistance value of an electric circuit. This device includes a current measurement means that measures the leakage current flowing through an electric circuit with a protective conductor. It also features a voltage measurement means that measures phase-to-E phase voltages, a voltage value calculation means that extracts a voltage component applied to the ground insulation resistor, and a current value calculation means that isolates the component caused by the ground insulation resistance value.
The second patent describes a leakage current calculation device capable of calculating an accurate leakage current value while suppressing noise effects. This configuration includes a to-ground voltage measurement means, a zero-phase current measurement means, a basic AC voltage waveform extraction means, and a frequency component extraction means. The device calculates the leakage current value flowing through the to-ground resistance component by integrating the zero-phase current components.
Career Highlights
Masakatsu Sawada has dedicated his career to advancing electrical measurement technologies. His innovative approaches have led to the development of devices that improve safety and efficiency in electrical systems. His work is recognized for its technical depth and practical applications in various industries.
Collaborations
Sawada collaborates with Kenya Matsushita, a fellow innovator in the field. Together, they work on projects that aim to enhance the functionality and accuracy of electrical devices.
Conclusion
Masakatsu Sawada's contributions to leakage current calculation technology demonstrate his commitment to innovation in electrical engineering. His patents reflect a deep understanding of the complexities involved in electrical measurements, making him a valuable figure in the industry.