Kazumoto Doi

Title: Kazumoto Doi: Innovator in Microphone Technology

Introduction

Kazumoto Doi is a notable inventor based in Kanagawa, Japan. He has made significant contributions to the field of microphone technology, holding a total of 4 patents. His innovative designs have enhanced the functionality and performance of microphones, making them more efficient and reliable.

Latest Patents

Doi's latest patents include a unique microphone design that features a printed circuit board with a first sound hole. This design incorporates a microphone element mounted on the first surface of the printed circuit board, which covers the first sound hole. Additionally, the microphone casing is equipped with a second sound hole opposite the first, housing the printed circuit board. A bush with a third sound hole is also included, allowing for effective sound communication. Another patent describes a microphone structure that consists of a diaphragm and a frame shaped like a semispherical, parabolic, or conical surface. This design includes an acoustic transducer that converts sound pressure into an electric signal, with waterproof mechanisms to prevent water ingress.

Career Highlights

Kazumoto Doi has worked with prominent companies such as Panasonic Corporation and Panasonic Intellectual Property Management Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking innovations in microphone technology.

Collaborations

Doi has collaborated with talented individuals in the field, including Yoshiyuki Miyashita and Tadao Imai. These collaborations have fostered a creative environment that has led to the development of advanced microphone technologies.

Conclusion

Kazumoto Doi's contributions to microphone technology through his innovative patents and collaborations highlight his role as a significant inventor in the industry. His work continues to influence the design and functionality of microphones, ensuring better sound quality and performance.