Yasumichi Murase

Title: Inventor Yasumichi Murase: Innovating Surface Acoustic Wave Technology

Introduction

Yasumichi Murase is an accomplished inventor based in Hyogo, Japan, known for his contributions to the field of surface acoustic wave (SAW) devices. With a total of two patents to his name, he has made significant advancements in the technology that enhances the performance and reliability of electronic components.

Latest Patents

Murase's latest patents focus on a novel surface acoustic wave device and its manufacturing method. The first patent details a SAW device featuring a comb-shaped electrode and a reflector, designed with multiple auxiliary electrodes. These electrodes are electrically independent and vary in width, which optimizes the uniformity of electric charges generated by the piezoelectric substrate's pyroelectric properties. This innovation ensures that the SAW device can effectively manage the electric charge during its operation.

The second patent elaborates on a method for manufacturing the SAW device. It outlines the construction of a piezoelectric substrate embedded with comb electrodes to form an interdigital transducer (IDT) and reflector electrodes aligned with the direction of the surface wave. A unique frame-like short-circuited auxiliary electrode, with varying widths, is also introduced. This inventive structure mitigates issues related to electrical discharges that could potentially harm the electrodes and degrade the device's performance, even post-assembly.

Career Highlights

Yasumichi Murase is associated with Matsushita Electric Industrial Co., Ltd, where he continues to push the boundaries of technological innovation in electronics. His work has been pivotal in enhancing the functionality and durability of electronic components through his patented inventions.

Collaborations

Throughout his career, Murase has collaborated with esteemed colleagues such as Kazuo Ikeda and Kazunori Nishimura. Their joint efforts have enriched the research and development processes, leading to successful innovations in SAW technology.

Conclusion

Yasumichi Murase's contributions to the field of surface acoustic wave devices exemplify the importance of innovation in advancing technology. His patents not only showcase his expertise but also reflect a commitment to improving the reliability and efficiency of electronic components. As his career progresses, Murase's work is expected to inspire future advancements and innovations in the electronics industry.