Kyoichi Hosokawa

Title: Kyoichi Hosokawa: Innovator in Semiconductor Technology

Introduction

Kyoichi Hosokawa is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 12 patents. His work primarily focuses on switching power supply devices and integrated circuits.

Latest Patents

Among his latest patents is a switching power supply device and a semiconductor integrated circuit. This invention involves a switching power source that controls the current flowing through an inductor via a switching element. The switching element operates in response to a PWM signal, forming an output voltage through a capacitor connected in series with the inductor. A booster circuit, consisting of a bootstrap capacitor and a MOSFET, is integrated between the output node of the switching element and a predetermined voltage terminal. The boosted voltage generated is utilized as the operational voltage for the driving circuit of the switching element. Additionally, the design includes a junction diode that is inversely directed concerning the boosted voltage formed by the bootstrap capacitor.

Career Highlights

Kyoichi Hosokawa has worked with notable companies in the semiconductor industry, including Renesas Technology Corporation and Renesas Electronics Corporation. His experience in these organizations has allowed him to develop innovative solutions that enhance the efficiency and performance of electronic devices.

Collaborations

Some of his notable coworkers include Ryotaro Kudo and Koji Tateno. Their collaborative efforts have contributed to advancements in semiconductor technology and innovation.

Conclusion

Kyoichi Hosokawa's contributions to the field of semiconductor technology through his patents and career achievements highlight his role as a leading inventor. His work continues to influence the development of efficient electronic systems.