Inventor

ZHANG KEZHI

CN3 patents

⚠️ This page may combine multiple inventors who share the name “ZHANG KEZHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ZHAO YAN

2 patents

US9630870B2Apr 25, 2017

Method for manufacturing columnar curved tempered glass

ZHAO YAN17 citations80

US9604866B2Mar 28, 2017

Device for manufacturing columnar curved tempered glass

ZHAO YAN0 citations37

LUOYANG LANDGLASS TECH CO LTD

1 patent

US12221375B2Feb 11, 2025

Curved glass tempering apparatus with effect of weakening stress patterns

LUOYANG LANDGLASS TECH CO LTD0 citations45