Company Filing History:
3 out of 2,916 
1 out of 42,494 
1 out of 177 Years Active: 1982-1988
Title: Kunio Matsuzawa: Innovator in Transformer Protection Systems
Introduction
Kunio Matsuzawa is a notable inventor based in Sagamihara, Japan. He has made significant contributions to the field of electrical engineering, particularly in transformer protection systems. With a total of 4 patents to his name, Matsuzawa's work has had a lasting impact on the industry.
Latest Patents
Matsuzawa's latest patents include a transformer protection system and a setting device for a protective control system. The transformer protection system utilizes data from voltages and currents detected at individual terminals of a transformer connected to an electric power system. A computer processes this data to compute driving point admittances or shunt admittances. It determines if an internal fault has occurred in the transformer by comparing these values to pre-set reference values, ultimately disconnecting the transformer from the electric power system if necessary. The setting device for the protective control system involves the transfer and memorization of digital setting value data between non-volatile memories, enabling effective digital arithmetic processing for protective control.
Career Highlights
Throughout his career, Matsuzawa has worked with prominent companies such as Tokyo Shibaura Denki Kabushiki Kaisha and Hitachi, Ltd. His experience in these organizations has allowed him to develop innovative solutions that enhance the reliability and safety of electrical systems.
Collaborations
Matsuzawa has collaborated with notable coworkers, including Ryotaro Kondow and Mitsuru Yamaura. Their combined expertise has contributed to the advancement of technology in their field.
Conclusion
Kunio Matsuzawa's contributions to transformer protection systems exemplify his innovative spirit and dedication to electrical engineering. His patents reflect a commitment to improving safety and efficiency in electrical power systems.