Ken Katsuragi

Title: Ken Katsuragi: Innovator in Backlight Technology

Introduction

Ken Katsuragi is a prominent inventor hailing from Anan, Japan. He has made significant contributions to the field of backlight technology, holding a total of four patents that showcase his innovative approach in this area.

Latest Patents

Among Ken Katsuragi's latest patents are two notable inventions related to backlight units. The first patent pertains to a backlight unit that consists of a light-guide plate, a light source, and a phosphor sheet incorporating red phosphor material. This system utilizes blue light-emitting diodes and green semiconductor lasers to produce a high-quality light emission. The design allows for efficient mixing of blue and green light with red light emitted from the phosphor material, enhancing the overall performance of the backlight unit.

The second patent involves a backlight unit and a liquid crystal display device. It details a configuration wherein a light-guide plate is optically coupled with a light source, enabling the input of light from the plane of the light-guide plate and the output of white light. This innovation again uses blue light-emitting diodes, alongside the red phosphor material, to create a sophisticated and effective lighting solution.

Career Highlights

Ken Katsuragi is affiliated with Nichia Corporation, a respected name in the lighting industry. His work there has not only pushed the boundaries of backlight technology but has also solidified his reputation as an innovator in his field.

Collaborations

Throughout his career, Ken has collaborated with talented colleagues, including Hiroto Itoi and Ryosuke Wakaki. Their teamwork has been instrumental in driving forward the success of their projects and honing their collective expertise in backlight unit technology.

Conclusion

In summary, Ken Katsuragi's achievements and innovative patents in backlight technology reflect his dedication to advancing lighting solutions. His work continues to influence the industry, and his collaborations with peers, along with his tenure at Nichia Corporation, highlight the importance of teamwork in fostering innovation.