Hiroaki Otsubo

Title: Innovations of Hiroaki Otsubo

Introduction

Hiroaki Otsubo is a notable inventor based in Higashimurayama, Japan. He has made significant contributions to the field of timepiece technology, holding a total of four patents. His work focuses on enhancing the reliability and performance of antennas in electronic devices.

Latest Patents

One of his latest patents is a timepiece designed to ensure connection reliability and improve antenna characteristics. This innovative timepiece includes a wristwatch case that houses a timepiece module and features an antenna on the upper surface of the case. The antenna is designed in a discontinuous annular shape, allowing for an effective electrical connection to the timepiece module from outside the wristwatch case. This design enhances the connection reliability of the antenna and improves the reception performance and antenna gain. Another significant patent involves an antenna device that includes a parasitic antenna, which acts as a windshield fixing frame for a wristwatch-type electronic device. This parasitic antenna is electromagnetically coupled with a feed antenna, allowing for efficient radar wave reception.

Career Highlights

Hiroaki Otsubo has worked with prominent companies such as Casio Keisanki Kabushiki Kaisha and Casio Denshikougyou Kabushiki Kaisha. His experience in these organizations has contributed to his expertise in developing innovative electronic devices.

Collaborations

Throughout his career, Otsubo has collaborated with talented individuals, including Akihito Akaishi and Moriyuki Kouroku. These collaborations have likely played a role in the successful development of his patented technologies.

Conclusion

Hiroaki Otsubo's contributions to the field of timepiece technology and antenna design demonstrate his innovative spirit and commitment to enhancing electronic devices. His patents reflect a deep understanding of the technical challenges in this area and offer solutions that improve performance and reliability.