Katsumasa Yoshii

Title: Katsumasa Yoshii: Innovator in Display Technology

Introduction

Katsumasa Yoshii is a prominent inventor based in Suwon-si, South Korea. He has made significant contributions to the field of display technology, holding a total of 9 patents. His work primarily focuses on advancements in fingerprint sensors and display devices.

Latest Patents

Yoshii's latest patents include innovative designs for a fingerprint sensor and a display device that incorporates this technology. One of his notable inventions is a display device that features a first substrate with pixel areas, a circuit element layer, and a light-emitting element layer. This design allows for enhanced functionality and performance in display devices. Another significant patent involves an optical unit for a fingerprint sensor, which includes a first prism to block light rays that exceed a specific detection angle, ensuring accurate fingerprint recognition.

Career Highlights

Katsumasa Yoshii is currently employed at Samsung Display Co., Ltd., where he continues to push the boundaries of display technology. His work has been instrumental in developing cutting-edge solutions that enhance user experience and device security.

Collaborations

Throughout his career, Yoshii has collaborated with talented individuals such as Il Nam Kim and Ji Hun Ryu. These partnerships have fostered innovation and contributed to the successful development of his patented technologies.

Conclusion

Katsumasa Yoshii is a key figure in the realm of display technology, with a focus on fingerprint sensors and innovative display devices. His contributions through his patents reflect his commitment to advancing technology in meaningful ways.