Company Filing History:
Years Active: 2001-2008
Title: Innovations by Hisatoshi Saitou - Pioneering Achievements in Piezoelectric Technology
Introduction
Hisatoshi Saitou, an accomplished inventor based in Tokyo, Japan, has made significant contributions to the field of piezoelectric technology. With a remarkable portfolio of 12 patents, Saitou has established himself as a key player in the development of advanced electronic components that leverage the properties of piezoelectric materials. His work is instrumental in pushing the boundaries of electronic performance and functionality.
Latest Patents
Among Hisatoshi Saitou's latest innovations are patents related to piezoelectric resonators and filters. One notable patent describes a piezoelectric resonator that includes a lower electrode formed on a substrate, a piezoelectric film positioned atop the lower electrode, and an upper electrode formed on the piezoelectric film. This configuration allows for the generation of signals with a predetermined resonance frequency through the propagation of bulk acoustic waves within the piezoelectric film. Furthermore, the incorporation of a multilayer reflective film consisting of silicon oxide (SiO) and aluminum nitride (AIN) enhances the device's efficiency by reflecting bulk acoustic waves, thereby optimizing acoustic impedance.
Another patent submitted by Saitou details a method for manufacturing a piezoelectric thin film resonator. This process involves forming a protective layer over the piezoelectric film during the etching of the electrode material layer, which allows the upper electrode to be accurately shaped while preserving the quality of the piezoelectric film beneath.
Career Highlights
Currently, Saitou is associated with TDK Corporation, a leading company in electronic components with a strong focus on innovation. His tenure at TDK has seen the successful development of several patents that continue to influence the industry. Saitou's keen insight into piezoelectric materials has led to groundbreaking advances in resonator technology, laying the foundation for a new generation of electronic devices.
Collaborations
Throughout his career, Hisatoshi Saitou has collaborated with fellow experts in the field, including Takao Noguchi and Hidenori Abe. These collaborations have enriched Saitou's research, bringing together diverse perspectives and expertise, which have resulted in the development of innovative solutions in piezoelectric technology.
Conclusion
Hisatoshi Saitou’s contributions to the field of piezoelectric technology are profound and continue to shape the future of electronic components. Through his patents and collaborations, he remains at the forefront of innovation, demonstrating the vital role that inventors play in the advancement of technology. As the demand for sophisticated electronic devices grows, Saitou’s work will undoubtedly remain influential in the industry.