Company Filing History:
Years Active: 2006-2015
Title: Fuminori Shiotsu: Innovator in Semiconductor Lighting Technology
Introduction
Fuminori Shiotsu is a prominent inventor based in Shizuoka, Japan. He has made significant contributions to the field of semiconductor lighting technology, holding a total of 11 patents. His work focuses on enhancing the efficiency and functionality of lighting circuits.
Latest Patents
One of Fuminori Shiotsu's latest patents is a semiconductor light source lighting circuit. This innovative circuit includes a switching regulator that generates a drive current for the semiconductor light source. The circuit is designed to control the on-off state of the switching element, ensuring that the drive current approaches a targeted value. The control circuit features a comparator that compares the drive current with the targeted value, an up/down counter that counts based on the comparison result, a digital-to-analog converter that converts the counted digital value into an analog signal, and a drive circuit that manages the switching element based on this signal.
Another notable patent by Shiotsu is similar in nature, focusing on a semiconductor light source lighting circuit that also utilizes a switching regulator. This circuit is designed to produce a drive current and includes a control circuit that regulates the switching element to maintain the drive current at a target value. The control circuit comprises an error comparator, an up/down counter, a D/A converter, and a drive circuit, all working together to optimize the performance of the lighting circuit.
Career Highlights
Fuminori Shiotsu is currently employed at Koito Manufacturing Company, Ltd., where he continues to innovate in the field of lighting technology. His expertise and dedication have made him a valuable asset to the company and the industry as a whole.
Collaborations
Throughout his career, Shiotsu has collaborated with notable colleagues, including Masayasu Ito and Takanori Namba. These partnerships have contributed to the advancement of semiconductor lighting technologies and have fostered a collaborative environment for innovation.
Conclusion
Fuminori Shiotsu's contributions to semiconductor lighting technology are noteworthy and impactful. His innovative patents and collaborative efforts continue to shape the future of lighting solutions.