Yoshio Yoshiwara

Title: Innovations of Yoshio Yoshiwara

Introduction

Yoshio Yoshiwara is a notable inventor based in Mobara, Japan. He has made significant contributions to the field of color picture tube technology, holding a total of four patents. His work has had a lasting impact on the electronics industry, particularly in the development of cathode-ray tube apparatus.

Latest Patents

Yoshiwara's latest patents include a method for evaluating color picture tubes and a device for the same. This method involves displaying a measurement pattern on the display surface of a color picture tube, which includes various patterns arranged relative to the fluophor dots. The process utilizes imaging elements to obtain and combine images, allowing for precise calculations of display center positions and fluophor emission intensity distributions. Another significant patent is for a cathode-ray tube apparatus designed to reduce high-frequency electric fields radiated from the deflection yoke. This innovation includes an induction coil and an electric field cancellation electrode, which work together to minimize interference from external electric fields.

Career Highlights

Throughout his career, Yoshio Yoshiwara has worked with prominent companies such as Hitachi, Ltd. and Hitachi Mizusawa Electronics Co. His experience in these organizations has contributed to his expertise in developing advanced electronic technologies.

Collaborations

Yoshiwara has collaborated with notable coworkers, including Minoru Furuya and Nobutaka Okuyama. Their combined efforts have led to advancements in the field of electronics and have fostered innovation in cathode-ray tube technology.

Conclusion

Yoshio Yoshiwara's contributions to the field of electronics, particularly in color picture tube technology, have been significant. His innovative patents and collaborations with industry leaders highlight his role as a key figure in advancing electronic technologies.