Hiroyuki Kita

Title: Innovations of Hiroyuki Kita: Pioneering Piezoelectric Technology

Introduction

Hiroyuki Kita, located in Osaka, Japan, is an accomplished inventor known for his significant contributions to the field of piezoelectric technology. With a total of 9 patents to his name, Kita has made remarkable advancements that enhance the functionality of piezoelectric devices. His work primarily focuses on improving the precision and effectiveness of piezoelectric films, leading to innovations that have widespread applications.

Latest Patents

Among Hiroyuki Kita's latest patents is the "Piezoelectric Film Device and Driving Method of the Same." This innovative device incorporates a piezoelectric film element alongside a power supply circuit. The piezoelectric film is composed of two electrodes and a film that is sandwiched in between, and it features a polarization vector directed in the thickness direction of the film. Notably, the polarization vector can be inverted using a specified voltage applied through the electrodes. A distinct characteristic of this film device is its ability to maintain a specific displacement position in accordance with the polarization vector direction, even if the power supply ceases.

Additionally, his work on the "Driving Method of Piezoelectric Actuator and Disk Recording and Reproducing Apparatus Using the Same" entails a piezoelectric element exhibiting an asymmetrical hysteresis characteristic. This feature allows for effective control over the polarization in response to varying electric fields, thus facilitating position control in devices that utilize piezoelectric actuators.

Career Highlights

Hiroyuki Kita is currently affiliated with Matsushita Electric Industrial Co., Ltd., a company renowned for its innovations in electronics and electrical appliances. His role at the company has allowed him to further explore his research in piezoelectric technology, contributing to both theoretical advancements and practical applications.

Collaborations

Throughout his career, Hiroyuki Kita has collaborated with notable coworkers including Hirokazu Uchiyama and Yuko Ogawa. These partnerships have been integral in enhancing the research quality and innovation output that is characteristic of their collective work in the field.

Conclusion

Hiroyuki Kita’s contributions to piezoelectric technology exemplify the spirit of innovation and dedication to advancing technology for practical applications. With a strong portfolio of patents, his work continues to influence the industry and inspire future research and development in piezoelectric devices.