Hidehiro Koumura

Title: Innovations of Hidehiro Koumura

Introduction

Hidehiro Koumura is a notable inventor based in Goshogawara, Japan. He has made significant contributions to the field of color cathode ray tube technology. With a total of 8 patents to his name, Koumura has demonstrated a commitment to advancing electronic display technologies.

Latest Patents

Koumura's latest patents include innovative designs for color cathode ray tubes. One of his patents describes a color cathode ray tube featuring an improved internal magnetic shield. This design includes a magnetic shield housed in the funnel portion of the tube, along with a deflection device positioned near the transition region between multiple electron beams on the phosphor screen. The magnetic shield is engineered to meet specific distance criteria, ensuring optimal performance. Another patent focuses on a color cathode ray tube equipped with an adjustment magnet assembly at the neck portion. This design incorporates a vacuum vessel with a phosphor screen, an inline electron gun, and a deflection yoke for precise electron beam trajectory adjustments.

Career Highlights

Koumura is currently employed at Hitachi, Ltd., where he continues to innovate in the field of electronic displays. His work has significantly impacted the development of cathode ray tube technology, enhancing the quality and performance of these devices.

Collaborations

Koumura has collaborated with esteemed colleagues such as Hisashi Nose and Takao Nakamura. Their combined expertise has contributed to the successful development of advanced technologies in their field.

Conclusion

Hidehiro Koumura's contributions to the field of color cathode ray tubes exemplify his innovative spirit and dedication to technological advancement. His patents reflect a deep understanding of electronic display systems and continue to influence the industry.