Takehiko Ueyama

Title: Takehiko Ueyama: Innovator in Color Cathode-Ray Tube Technology

Introduction

Takehiko Ueyama is a notable inventor based in Mobara, Japan. He has made significant contributions to the field of color cathode-ray tube technology. With a total of 5 patents to his name, Ueyama's work has had a lasting impact on the industry.

Latest Patents

Ueyama's latest patents include innovative designs that enhance the functionality of color cathode-ray tubes. One of his notable inventions is a color cathode-ray tube with a shadow mask featuring L-shaped bi-metallic springs. This design includes a shadow mask structure that holds the support frame in place, ensuring optimal performance. The shadow mask springs are engineered to engage with panel pins, providing stability and precision. Another significant patent is a light exposing prism system designed for forming the phosphor plane of a color picture tube. This system utilizes a series of small prisms arranged to optimize light exposure, enhancing the quality of the image produced.

Career Highlights

Ueyama has spent a considerable part of his career at Hitachi, Ltd., where he has been instrumental in advancing cathode-ray tube technology. His innovative designs have not only improved the efficiency of these devices but have also contributed to the overall quality of visual displays.

Collaborations

Throughout his career, Ueyama has collaborated with esteemed colleagues such as Masahiro Nishizawa and Eiichi Yamazaki. These partnerships have fostered a creative environment that has led to groundbreaking advancements in their field.

Conclusion

Takehiko Ueyama's contributions to color cathode-ray tube technology exemplify his innovative spirit and dedication to excellence. His patents continue to influence the industry, showcasing the importance of creativity and collaboration in technological advancement.