Kunio Shimada

Title: Kunio Shimada: Innovator in Color Cathode-Ray Tube Technology

Introduction

Kunio Shimada is a notable inventor based in Mobara, Japan. He has made significant contributions to the field of display technology, particularly through his innovative work on color cathode-ray tubes.

Latest Patents

Shimada holds a patent for a color cathode-ray tube featuring a deflection yoke. This invention involves the adjustment of static convergence and purity by controlling the polarities and magnetization forces of multiple pole pieces made of metal alloy. These pole pieces are circumferentially held around the outer periphery of the tube. The design includes tap bolts that press the external wall of a funnel nearly perpendicularly, which are strategically placed on a deflection yoke mounting member adjacent to the funnel. This mechanism effectively fixes the deflection yoke in place.

Career Highlights

Kunio Shimada is associated with Hitachi, Ltd., a leading company in technology and innovation. His work has contributed to advancements in display technology, enhancing the quality and performance of cathode-ray tubes.

Collaborations

Shimada has collaborated with notable coworkers, including Michio Tsukii and Takumi Karasawa. Their combined efforts have fostered innovation and development in their respective fields.

Conclusion

Kunio Shimada's contributions to the field of color cathode-ray tubes exemplify his innovative spirit and dedication to advancing technology. His patent reflects a significant step forward in display technology, showcasing the importance of collaboration and ingenuity in the engineering sector.