Company Filing History:
Years Active: 1999-2001
Title: Norikazu Itoh: Innovator in Semiconductor Light Emitting Devices
Introduction
Norikazu Itoh is a prominent inventor based in Kyoto, Japan, known for his significant contributions to the field of semiconductor technology. He holds a total of 8 patents, showcasing his innovative spirit and technical expertise in developing advanced light emitting devices.
Latest Patents
One of Itoh's latest patents focuses on the fabrication of a semiconductor light emitting device. This device includes a substrate with an n-type layer made of gallium-nitride based compound semiconductor and a p-type layer also formed from gallium-nitride based compound semiconductor. The structure is designed to enhance electron mobility and light emission efficiency, even when the overlying semiconductor layers differ in lattice constant from the substrate. Another notable patent involves a semiconductor layered portion that features a gradient layer at the interfacial portion between the lower and upper layers. This innovation aims to reduce crystal lattice mismatch, thereby improving light emitting efficiency.
Career Highlights
Throughout his career, Norikazu Itoh has worked with reputable companies such as Rohm Co., Ltd. and Rohm GmbH. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking advancements in semiconductor technology.
Collaborations
Itoh has collaborated with notable colleagues, including Masayuki Sonobe and Tsuyoshi Tsutsui. These partnerships have further enriched his work and led to significant developments in the field.
Conclusion
Norikazu Itoh's innovative contributions to semiconductor light emitting devices have made a lasting impact on the industry. His patents reflect a commitment to enhancing technology and improving efficiency in light emission.