This inventor holds 1 USPTO granted patent. Top assignees: Ivtech Jiangsu Co., Ltd., Ivtouch Co., Ltd., Svg Tech Group Co., Ltd. Active years: 2026.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
1 out of 1 
1 out of 1 
1 out of 2 Years Active: 2026
Title: Xiaohong Zhou and a Projection Curtain Invention.
Introduction
Xiaohong Zhou is an inventor associated with Nantong, China. Her patent work includes a projection curtain designed to improve brightness and viewing angle.
Latest Patents
Zhou is associated with 1 patent, titled “Projector Curtain.” The invention describes a projection curtain with a reflective layer and at least one additional layer: a colored layer, a diffusion layer, or a Fresnel lens layer. The Fresnel lens may be spherical or aspherical and consists of circular bands of annular protrusions. Their cross-sectional shapes can be triangular, multi-step, or free-form, with changing widths that influence how the lens gathers light. Scattered microstructures on the protrusions’ surfaces help the curtain achieve higher brightness and a larger viewing angle than existing projection curtains.
Career Highlights
Zhou’s listed company affiliations include Ivtech Jiangsu Co., Ltd. and Ivtouch Co., Ltd. Her projection-curtain patent reflects work on optical structures intended to enhance projection performance.
Collaborations
Ming Zhu and Donglin Pu are identified as Zhou’s coworkers. Their names provide context for her professional connections, though the available information does not specify their roles in the patent.
Conclusion
Xiaohong Zhou’s projection-curtain invention combines reflective and optical layers with carefully shaped Fresnel structures to improve brightness and viewing angle.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile