Hiroaki Tamura

Title: Innovations of Hiroaki Tamura in Piezoelectric Devices

Introduction

Hiroaki Tamura, an innovative inventor hailing from Shimosuwa-machi, Japan, has made significant contributions to the field of piezoelectric devices. With a total of 18 patents to his name, he has established himself as a key figure in the development of advanced liquid discharging technologies.

Latest Patents

Tamura's latest patents showcase his expertise in piezoelectric technology. One notable invention is a piezoelectric device that features a pressure chamber, a piezoelectric element, and a diaphragm. This diaphragm is strategically positioned between the pressure chamber and the piezoelectric element, with a vibration region that overlaps with the pressure chamber in plan view. The diaphragm can have a crystal plane {110} of a single crystal silicon base, or a base that exhibits variation in Young's modulus and Poisson's ratio based on crystal orientation. Another significant patent involves a piezoelectric element and ultrasonic probe designed for ultrasonic measurement devices. It includes a vibrating plate made from single crystal silicon with differing orientation properties for enhanced performance.

Career Highlights

Throughout his career, Hiroaki Tamura has worked with prominent companies such as Seiko Epson Corporation and Fujitsu Semiconductor Limited. His work in these organizations has allowed him to develop and refine his patented technologies, making him a respected name in the industry.

Collaborations

Tamura has collaborated with talented professionals like Sayaka Yamasaki and Teruo Tagawa, leveraging their combined expertise to push the boundaries of innovation in electronic devices and materials.

Conclusion

Hiroaki Tamura's significant contributions to the field of piezoelectric devices, reflected in his 18 patents, underscore his role as a leading inventor. His innovative approaches and collaborative efforts continue to impact the industry positively, paving the way for future technological advancements in liquid discharging and ultrasonic measurement technologies.