Nobutaka Kitagawa

Title: The Innovations of Nobutaka Kitagawa

Introduction

Nobutaka Kitagawa, based in Kawasaki, Japan, is a prolific inventor with an impressive portfolio of 25 patents. His contributions to the field of semiconductor technology have been noteworthy, with several recent innovations aimed at improving the performance and reliability of semiconductor devices and integrated circuits.

Latest Patents

Kitagawa's latest patent innovations showcase his expertise in semiconductor devices. One notable patent involves a semiconductor device that features a clock generation circuit designed to receive a first clock signal and generate a second clock signal. This design includes a first phase adjustment circuit that produces a first control signal from the first and second clock signals. Additionally, a second phase adjustment circuit is included to process data by applying a delay based on the control signal.

Another significant patent focuses on a semiconductor integrated circuit equipped with protection elements to shield MOS transistors from plasma damage during the manufacturing process. This innovation is particularly relevant for ensuring the durability of high-accuracy analog circuits. The protection elements function at lower voltage thresholds to prevent degradation and dielectric breakdown caused by plasma exposure. The design also incorporates a differential amplifier with multiple n-channel MOS transistors, ensuring effective protection through complex configurations of gate-drain connected MOS transistors.

Career Highlights

Nobutaka Kitagawa is associated with Kabushiki Kaisha Toshiba, a leading company in the field of electronics and technology. His innovative work in semiconductors has solidified his reputation as a key figure in technological advancements, particularly in the production of reliable and efficient semiconductor devices.

Collaborations

Throughout his career, Kitagawa has collaborated with talented professionals, including Makoto Ito and Kazuhito Fujii. These collaborations have not only led to the development of groundbreaking patents but have also fostered a spirit of teamwork and shared innovation within the company.

Conclusion

Nobutaka Kitagawa's contributions to semiconductor technology have had a significant impact on the industry. His continuous innovation, reflected in his numerous patents, demonstrates his commitment to advancing technology for improved performance and reliability. As the field of semiconductor devices evolves, Kitagawa remains a pivotal figure, driving forward advancements that shape the future of electronics.