Kiyoshi Tetsuka

Title: Kiyoshi Tetsuka: Innovator in Antenna Technology

Introduction

Kiyoshi Tetsuka is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of antenna technology, holding a total of 3 patents. His innovative designs focus on improving the functionality and efficiency of motor-driven telescopic antennas.

Latest Patents

Tetsuka's latest patents include a "Driving apparatus for motor-driven telescopic antenna." This invention features a rotary force transmitting mechanism that connects a drive side component, rotated by a motor, to a driven side component that extends and retracts an antenna element. The mechanism utilizes two coil springs and ridges to create compression deformations, enhancing the antenna's operation. Another significant patent is the "Drive control apparatus for an electrically-driven type." This apparatus includes a control circuit, a motor, and a multi-threaded worm that engages with a worm wheel. It allows for the controlled extension and retraction of the antenna element while incorporating safety features like a shock absorber to mitigate impact forces.

Career Highlights

Throughout his career, Tetsuka has worked with reputable companies such as Harada Kogyo Kabushiki Kaisha and Harada Industry Co., Ltd. His experience in these organizations has contributed to his expertise in antenna technology and innovation.

Collaborations

Tetsuka has collaborated with notable coworkers, including Masaki Shinkawa and Koji Arata. Their combined efforts have likely fostered advancements in their respective fields.

Conclusion

Kiyoshi Tetsuka's contributions to antenna technology through his patents and collaborations highlight his role as an influential inventor. His work continues to impact the industry, showcasing the importance of innovation in technology.