Company Filing History:
2 out of 3,568 
2 out of 10 Years Active: 1997-1999
Title: Michihisa Murasato: Innovator in Power Supply Technology
Introduction
Michihisa Murasato is a notable inventor based in Kawasaki, Japan. He has made significant contributions to the field of power supply technology, holding 2 patents that enhance the efficiency of electrical systems. His work reflects a deep understanding of circuit design and energy utilization.
Latest Patents
Murasato's latest patents include a switching power supply apparatus that effectively utilizes energy accumulated in a leak inductance of a circuit. This innovation enhances efficiency by incorporating a switch element controlled by a driving signal from a driver circuit. The design features a first capacitor and a first diode in series between both terminals of the switch, along with a second capacitor and a second diode connected in series to utilize charges accumulated on the second capacitor as a voltage source.
Another significant patent is an AC output control apparatus, which includes an inverter for DC/AC conversion. This inverter is controlled by a PWM controller and features a first control loop for PWM control based on the difference between the instantaneous AC value of the inverter output and the amplitude of waveform data. Additionally, it has a second control loop that adjusts the amplitude value of the waveform data based on the error between the mean AC current or voltage value and a target control value. This innovative design allows for high control precision and stability in inverter operations.
Career Highlights
Throughout his career, Michihisa Murasato has worked with prominent companies such as Nippon Steel Corporation and Yutaka Electric Manufacturing Co., Ltd. His experience in these organizations has contributed to his expertise in power supply technology and circuit design.
Collaborations
Murasato has collaborated with notable coworkers, including Sadaharu Tamoto and Keiji Iwata. Their combined efforts have likely fostered advancements in their respective fields.
Conclusion
Michihisa Murasato's contributions to power supply technology through his innovative patents demonstrate his commitment to enhancing electrical efficiency. His work continues to influence the industry and inspire future innovations.