Mamoru Yasuda

Title: Mamoru Yasuda: Innovator in Sound and Vibration Technology

Introduction

Mamoru Yasuda is a prominent inventor based in Osaka, Japan, known for his significant contributions to sound and vibration technology. With a total of 15 patents to his name, Yasuda has developed innovative mechanisms that enhance the functionality and efficiency of sound detection and vibration sensing.

Latest Patents

One of Yasuda's latest patents is a sound detecting mechanism that simplifies the process of forming a diaphragm and a back electrode on a substrate. This mechanism includes acoustic holes that correspond to perforations on the substrate's front surface. The design allows for the etching of the substrate from the back surface to create an acoustic opening, facilitating the removal of a sacrificial layer and forming a void area between the diaphragm and the substrate.

Another notable invention is a vibration sensor designed to prevent damage to the diaphragm electrode while maintaining high sensitivity. This sensor features a fixed electrode and a diaphragm electrode with a weight member attached to its surface. The sensor outputs variations in capacitance as vibration signals, and it includes projecting portions on the weight member to restrict its displacement, ensuring reliable performance.

Career Highlights

Yasuda has worked with notable companies such as Hosiden Corporation and Hosiden Electronics Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to advancements in electronic components and systems.

Collaborations

Yasuda has collaborated with esteemed colleagues, including Yoshiaki Ohbayashi and Shinichi Saeki. Their combined expertise has fostered innovation in their respective fields.

Conclusion

Mamoru Yasuda's work in sound and vibration technology exemplifies the spirit of innovation. His patents reflect a commitment to enhancing the functionality of electronic devices, making significant strides in the industry.