Katsuya Nukui

Title: Katsuya Nukui: Innovator in Battery Technology and Optical Amplification

Introduction

Katsuya Nukui is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the fields of battery technology and optical amplification. With a total of 2 patents, his work reflects a commitment to advancing technology and improving efficiency in these areas.

Latest Patents

One of Katsuya Nukui's latest patents is a method for estimating a quantity of a state of a battery. This innovative battery state detecting method evaluates depletion caused by reaction processes with varying speeds. The method involves measuring voltage, current, and temperature of a battery, and determining whether the absolute value of the measured current is smaller than a current threshold value. The state of charge (SOC) and state of health (SOH) are calculated based on a stable open-circuit voltage (OCV) estimating equation. This process enhances the accuracy of battery state detection.

Another notable patent is related to an optical amplifier, optical amplification apparatus, and optical amplification method. In this invention, a pumping source unit is strategically positioned on a surface formed on or adjacent to one of the focal axes of an elliptical cylinder or cone. This design allows for efficient input of pumping lights to the amplifying medium, leveraging the geometrical features of light focusing.

Career Highlights

Katsuya Nukui is associated with The Furukawa Electric Co., Ltd., a company known for its advancements in electrical and optical technologies. His work at the company has contributed to the development of innovative solutions in the industry.

Collaborations

Katsuya has collaborated with notable coworkers such as Yoshio Tashiro and Shu Namiki. Their combined expertise has fostered a collaborative environment that encourages innovation and technological advancement.

Conclusion

Katsuya Nukui's contributions to battery technology and optical amplification demonstrate his dedication to innovation. His patents reflect a deep understanding of complex systems and a drive to enhance technological capabilities. His work continues to influence the fields he is involved in, paving the way for future advancements.