Shinobu Kurosaka

Title: The Innovations of Shinobu Kurosaka

Introduction

Shinobu Kurosaka is a notable inventor based in Nagano, Japan. He has made significant contributions to the field of semiconductor technology. His work focuses on improving the efficiency and functionality of stacked semiconductor devices.

Latest Patents

Kurosaka holds a patent for a stacked semiconductor device and method of connection test. This innovative device includes a first semiconductor device equipped with a first semiconductor chip that has a transistor circuit and protection diodes. Additionally, it features a second semiconductor device with a second semiconductor chip, also containing a transistor circuit and protection diodes. These devices are stacked on top of each other via a connection portion. A unique aspect of this invention is that a power supply line connected to both semiconductor chips is used in common. Furthermore, the forward ON voltage of the protection diodes of the first semiconductor chip is set higher than that of the second semiconductor chip. This design allows for effective connection testing by detecting the forward ON voltage of the protection diodes and determining whether the connection is normal or open.

Career Highlights

Kurosaka is currently employed at Shinko Electric Industries Co., Ltd., where he continues to innovate in the semiconductor field. His work has been instrumental in advancing the technology used in various electronic devices.

Collaborations

One of his notable coworkers is Norio Yamanishi, with whom he has collaborated on various projects within the company.

Conclusion

Shinobu Kurosaka's contributions to semiconductor technology exemplify the importance of innovation in modern electronics. His patent for a stacked semiconductor device showcases his expertise and commitment to advancing the field.