Company Filing History:
Years Active: 2009-2021
Title: Innovations of Yoshinobu Ebisawa
Introduction
Yoshinobu Ebisawa is a prominent inventor based in Hamamatsu, Japan. He has made significant contributions to the field of optical technology, holding a total of 12 patents. His work primarily focuses on devices that enhance the detection and analysis of visual information.
Latest Patents
One of his latest innovations is a line-of-sight detection device. This device includes a camera, a light source that causes corneal reflection, and an image processing device that obtains information on the pupil shape of an eye, the position of the pupil center, and the position of the corneal reflection. The image processing device is equipped with several units, including a first optical axis acquisition unit, a second optical axis acquisition unit, an optical axis information acquisition unit, a calibration information unit, and a visual axis acquisition unit. Together, these components work to accurately determine the line of sight of a subject.
Another notable patent is related to a pupil detection system, gaze detection system, pupil detection method, and pupil detection program. This system features a vector calculation unit that calculates multiple candidate vectors connecting the corneal sphere center and the pupil center using a stereo method. It also includes a determination unit that selects a candidate vector based on specific vector conditions, ensuring precise pupil location identification.
Career Highlights
Yoshinobu Ebisawa is affiliated with Shizuoka University, where he continues to advance research in optical technologies. His work has garnered attention for its innovative approach to visual detection systems, contributing to various applications in fields such as human-computer interaction and assistive technologies.
Conclusion
Yoshinobu Ebisawa's contributions to optical technology through his patents demonstrate his commitment to innovation and research. His inventions are paving the way for advancements in visual detection systems, showcasing the importance of his work in the field.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.