Etsuji Tagami

Title: Etsuji Tagami: Innovator in Color Cathode Ray Tube Technology

Introduction

Etsuji Tagami is a notable inventor from Takatsuki, Japan, recognized for his significant contributions to the field of color cathode ray tube technology. With a total of 17 patents to his name, Tagami has made advancements that have influenced the design and functionality of display technologies.

Latest Patents

One of Tagami's latest patents is a color cathode ray tube apparatus. This invention features a unique deflection device that includes a pair of first permanent magnets for converging three electron beams and a pair of second permanent magnets for diverging them. The design ensures that the inclination coefficients of the magnetic fields satisfy specific criteria, achieving excellent spot shapes and reducing convergence characteristics changes due to temperature variations. Another notable patent is a color picture tube apparatus with a particular deflection yoke structure. This structure includes a ferrite core and deflection coils, designed to optimize the magnetic field distribution and enhance the performance of the tube.

Career Highlights

Throughout his career, Etsuji Tagami has worked with prominent companies such as Matsushita Electric Industrial Co., Ltd. and Matsushita Toshiba Picture Display Co., Ltd. His work in these organizations has been pivotal in advancing display technologies, particularly in the realm of cathode ray tubes.

Collaborations

Tagami has collaborated with several talented individuals in his field, including Hiroshi Sakurai and Katsuyo Iwasaki. These collaborations have contributed to the innovative developments in display technology.

Conclusion

Etsuji Tagami's contributions to color cathode ray tube technology have left a lasting impact on the industry. His innovative patents and collaborations with esteemed colleagues highlight his role as a key figure in the advancement of display technologies.