Masao Obara

Title: The Innovations of Masao Obara

Introduction

Masao Obara is a notable inventor based in Yokohama, Japan, recognized for his contributions to the field of cathode-ray tube (CRT) technology. With a total of 10 patents to his name, Obara has made significant advancements that enhance the performance and efficiency of CRT devices. His work has been influential in the development of display technologies.

Latest Patents

Obara's latest patents include innovative designs for deflection yokes used in CRTs. One of his notable inventions is a deflection yoke that features a horizontal deflection coil with an axial length between 60 mm and 80 mm, and a vertical deflection coil ranging from 45 mm to 65 mm. This design aims to prevent deterioration in horizontal and vertical deflection sensitivity in CRTs with specific neck diameters and deflection angles. Another significant patent focuses on reducing neck shadow in color CRTs, improving the overall display quality. Additionally, he has developed a cathode-ray tube display device that includes a magnetic field reducer, enhancing the ability to minimize unnecessary radiating magnetic fields generated by the vertical deflection coil.

Career Highlights

Throughout his career, Masao Obara has worked with prominent companies such as Hitachi, Ltd. and Hitachi Media Electronics Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking innovations in display technology.

Collaborations

Obara has collaborated with notable colleagues, including Nobutaka Okuyama and Soichi Sakurai. These partnerships have fostered a creative environment that has led to the development of advanced technologies in the field.

Conclusion

Masao Obara's contributions to the field of cathode-ray tube technology through his innovative patents have significantly impacted the industry. His work continues to influence the development of display technologies, showcasing the importance of innovation in this field.