Rie Arai

Title: Rie Arai: Innovator in Light Emitting Devices

Introduction

Rie Arai is a prominent inventor based in Nagano, Japan, known for her contributions to the field of light emitting devices. With a total of three patents to her name, Arai has made significant advancements in technology that enhance the efficiency and functionality of light emitting elements.

Latest Patents

One of her latest patents is a light emitting device that includes a wavelength conversion layer featuring an outer peripheral portion with a convex projecting part and a light reflection layer formed thereon. This innovative device integrates a semiconductor light emitting element and a wavelength conversion portion, which consists of an outer peripheral area situated between an input surface and an output surface. The design includes a first inclined part on the input surface side and a second inclined part on the output surface side, defining a projecting portion on the outer peripheral area.

Another notable patent is a light emitting device that comprises a first light emitting element mounting unit, which includes a first substrate and a first light emitting element mounted on its surface. This unit is complemented by a first substrate holder featuring a column and a protrusion that extends toward the light emitting element. Additionally, a second light emitting element mounting unit is stacked on the first, which includes a second substrate and a second light emitting element, further enhancing the device's capabilities.

Career Highlights

Throughout her career, Rie Arai has worked with notable companies such as Shinko Electric Industries Co., Ltd. and Koito Manufacturing Company, Ltd. Her experience in these organizations has contributed to her expertise in developing advanced light emitting technologies.

Collaborations

Arai has collaborated with esteemed colleagues, including Akinori Shiraishi and Yasuaki Tsutsumi, which has further enriched her innovative work in the field.

Conclusion

Rie Arai's contributions to light emitting devices exemplify her dedication to innovation and technology. Her patents reflect a commitment to enhancing the efficiency of light emitting elements, making her a significant figure in her field.