Mituharu Nonami

Title: Innovator Spotlight: Mituharu Nonami

Introduction

Mituharu Nonami, an esteemed inventor based in Saitama, Japan, has made significant contributions to the field of piezoelectric technology. With a total of three patents to his name, Nonami's innovations focus on enhancing the performance and efficiency of actuator systems, which are crucial in various industrial applications.

Latest Patents

Nonami's latest patents showcase his commitment to advancing actuator technology. One such innovation is the "Pre-loaded actuator using piezoelectric element," which offers improved workpiece displacement, frequency of repetition, accuracy, and repeatability. The design incorporates a coil spring that applies a compressive force to a laminated piezoelectric element in a non-destructive manner. Activating this pre-loaded actuator allows for a complete workpiece drive stroke due to prior axial compression of the piezoelectric element. Additionally, this patent outlines methods for pre-loading and damping element oscillation.

Another noteworthy patent is the "Driving power unit for piezoactuator system and method." This invention introduces a driving power unit that utilizes a semiconductor switching device to supply power to the piezoelement. The system is designed to turn off the semiconductor switching device once the voltage across the piezoelement reaches a predetermined level. It also includes sensing devices that reactivate the switching device when the voltage drops by a designated margin, ensuring optimal performance and longevity of the system.

Career Highlights

Mituharu Nonami's career has been marked by a strong affiliation with Fuji Electric Co., Ltd., where he has been instrumental in the development of innovative piezoelectric solutions. His insights and technical expertise have positioned him as a key player in the advancements of actuator systems within the company.

Collaborations

Throughout his career, Nonami has collaborated with esteemed colleagues, including Tatuya Wada and Hiroshi Hikita. These collaborations have fostered an environment of innovation, leading to groundbreaking developments in actuator technology and furthering the capabilities of piezoelectric systems.

Conclusion

Mituharu Nonami's dedication to innovation in the piezoelectric field serves as an inspiration to aspiring inventors and industry professionals alike. His patents not only highlight his inventive spirit but also pave the way for advancements in technology that impact various sectors. With a strong foundation built on collaboration and innovation, Nonami continues to push the boundaries of what is possible in actuator systems.