Company Filing History:
Years Active: 1990-1992
Title: Toshifumi Kakinuma: Innovator in Electromagnetic Control Technology
Introduction
Toshifumi Kakinuma is a notable inventor based in Sano, Japan. He has made significant contributions to the field of electromagnetic control technology. With a total of 2 patents to his name, Kakinuma's work has garnered attention in various engineering sectors.
Latest Patents
Kakinuma's latest patents include an innovative electromagnetic directional control valve. This valve operates by switching and driving a spool of a valve main body through the excitation of a solenoid coil, which is powered by either DC or AC voltage. The intensity of the magnetism generated by the solenoid coil is detected by a magnetic sensor. When a predetermined sensor output is achieved, an indicator lamp lights up to confirm that the spool has operated correctly. The detection of magnetism due to DC excitation is accomplished using magnetoresistive devices, while AC excitation is monitored through a pickup coil or a current transformer.
Career Highlights
Kakinuma is currently associated with Tokyo Keiki Company Limited, where he continues to develop and refine his inventions. His work has been instrumental in advancing the technology behind electromagnetic control systems.
Collaborations
Kakinuma collaborates with Kiyoshi Hayashi, a fellow innovator, to enhance the development of their projects. Their partnership has led to the exploration of new ideas and improvements in their respective fields.
Conclusion
Toshifumi Kakinuma's contributions to electromagnetic control technology exemplify his innovative spirit and dedication to engineering. His patents reflect a commitment to advancing technology and improving operational efficiency in various applications.