Inventor
YAN QINGBO
CN7 patents
⚠️ This page may combine multiple inventors who share the name “YAN QINGBO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
JIANGSU CONANT OPTICAL CO LTD
6 patentsUS12339419B2Jun 24, 2025
Anti-blue light resin lens with refractive index of 1.50 and preparation method thereof
JIANGSU CONANT OPTICAL CO LTD0 citations52
US12189215B2Jan 7, 2025
Front curve design method for preparing resin lens with high refractive index
JIANGSU CONANT OPTICAL CO LTD0 citations47
US12060447B2Aug 13, 2024
Photochromic resin lens with refractivity of 1.50 and preparation method thereof
JIANGSU CONANT OPTICAL CO LTD0 citations46
US12130449B2Oct 29, 2024
Anti-blue light anti-infrared resin lens with refractivity of 1.50 and preparation method thereof
JIANGSU CONANT OPTICAL CO LTD0 citations43
US12372808B2Jul 29, 2025
Spectacle lens
JIANGSU CONANT OPTICAL CO LTD0 citations42
US11772341B2Oct 3, 2023
Dyeable 1.74 resin lens and preparation method thereof
JIANGSU CONANT OPTICAL CO LTD0 citations41