Koichi Hagino

Title: The Innovative Contributions of Koichi Hagino

Koichi Hagino is a notable inventor based in Kawanishi, Japan. He has made significant contributions to the field of electrical engineering, particularly in the development of power supply circuits. With a total of 5 patents to his name, Hagino's work reflects a commitment to innovation and technological advancement.

Latest Patents

Hagino's latest patents include a switching power supply circuit designed to generate an output voltage based on an input voltage. This circuit features a reference voltage generating circuit that ensures a controlled voltage rise rate during the initial start-up period. Additionally, it incorporates a coil and a switch circuit that manages current flow in response to voltage comparisons. Another significant patent is an output circuit that utilizes PMOS and NMOS transistors, which are connected to a power supply voltage. This circuit employs inverters that exhibit hysteresis in threshold voltage, allowing for sophisticated control of the output signal.

Career Highlights

Koichi Hagino is currently employed at Ricoh Company, Ltd., where he continues to push the boundaries of innovation in power supply technology. His work has not only contributed to the company's portfolio but has also advanced the industry standards for electrical circuits.

Collaborations

Hagino has collaborated with esteemed colleagues such as Yohichi Shiwaya and Toshiki Kishioka. Their combined expertise has fostered an environment of creativity and innovation, leading to the development of cutting-edge technologies.

Conclusion

In summary, Koichi Hagino's contributions to electrical engineering through his patents and collaborations highlight his role as a key innovator in the field. His work at Ricoh Company, Ltd. continues to influence advancements in power supply technology.