Keisuke Ishiwata

Title: Keisuke Ishiwata: Innovator in Bi-CMOS Circuit Technology

Introduction

Keisuke Ishiwata is a notable inventor based in Kawasaki, Japan. He has made significant contributions to the field of electronics, particularly in the development of Bi-CMOS circuits. His innovative work has led to the filing of a patent that enhances power supply noise suppression.

Latest Patents

Ishiwata holds a patent for a Bi-CMOS circuit that includes a first bipolar transistor, a second bipolar transistor, and a CMOS control unit. This control unit performs switching controls of the first and second bipolar transistors based on an input signal applied to an input terminal. The circuit is designed to control an output signal via the output terminal based on the input signal. A unique feature of this invention is a turn-OFF unit that temporarily couples the base of the first bipolar transistor to a low-potential side power supply line. This mechanism allows for the rapid turn-OFF of the first bipolar transistor, improving overall circuit performance. He has 1 patent to his name.

Career Highlights

Keisuke Ishiwata is currently employed at Fujitsu Corporation, a leading technology company known for its advancements in computing and electronics. His role at Fujitsu has allowed him to work on cutting-edge technologies and contribute to the company's innovative projects.

Collaborations

Ishiwata has collaborated with notable colleagues such as Shinzou Satou and Kou Ebihara. These collaborations have fostered a creative environment that encourages the development of new technologies and solutions in the field of electronics.

Conclusion

Keisuke Ishiwata is a prominent figure in the realm of Bi-CMOS circuit technology. His innovative patent and contributions to Fujitsu Corporation highlight his commitment to advancing electronic engineering. His work continues to influence the industry and pave the way for future innovations.