Company Filing History:
Years Active: 2019
Title: Innovations by Katsumasa Hosoi
Introduction
Katsumasa Hosoi is a notable inventor based in Koriyama, Japan. He has made significant contributions to the field of imaging technology, particularly with his innovative patent related to near-infrared cut filters.
Latest Patents
Katsumasa Hosoi holds a patent for a near-infrared cut filter and a solid-state imaging device. This invention provides a near-infrared cut filter that effectively blocks near-infrared light, thereby reducing the occurrence of artifacts in images captured by solid-state imaging devices. The filter includes a stack with a near-infrared absorbing glass substrate and a layer containing a near-infrared absorbing dye, along with a dielectric multilayer film. The design ensures that the maximum transmittance at specific angles and wavelengths is 50% or less, enhancing the quality of the captured images.
Career Highlights
Katsumasa Hosoi is associated with AGC Inc., a company known for its advancements in glass and materials technology. His work has contributed to the development of high-sensitivity imaging devices that are crucial in various applications, including photography and surveillance.
Collaborations
He has collaborated with notable colleagues such as Takashi Sugiyama and Atsushi Komori, who have also contributed to advancements in imaging technology.
Conclusion
Katsumasa Hosoi's innovative work in developing near-infrared cut filters has significantly impacted the field of solid-state imaging devices. His contributions continue to enhance the quality and reliability of imaging technologies.