Katsumi Yagi is a notable inventor based in Suita, Japan. He has made significant contributions to the field of light emitting devices, holding a total of 5 patents. His innovative approaches have paved the way for advancements in semiconductor technology.

Latest Patents

Yagi's latest patents include a manufacturing method of light emitting devices. This method involves forming an active layer composed of a compound semiconductor containing indium through a vapor phase growth method. Additionally, he has developed a compound semiconductor light emitting device that enhances light extraction efficiency and simplifies the mounting process with only one wire bonding. This device features an insulative substrate overlaid with a semiconductor layer, which consists of multiple thin films to create an active layer. The design allows for efficient electrical connections and improved functionality.

Career Highlights

Throughout his career, Katsumi Yagi has worked with prominent companies such as Sanyo Electric Co., Ltd. and Tottori Sanyo Electric Co., Ltd. His experience in these organizations has contributed to his expertise in semiconductor manufacturing and innovation.

Collaborations

Yagi has collaborated with notable coworkers, including Tatsuya Kunisato and Takashi Kano. Their joint efforts have further advanced the development of light emitting technologies.

Conclusion

Katsumi Yagi's contributions to the field of light emitting devices demonstrate his innovative spirit and technical expertise. His patents reflect a commitment to improving semiconductor technology and enhancing device performance.

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