Inventor

ZHANG RUNZHE

CN3 patents

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

HEWLETT PACKARD DEVELOPMENT CO

2 patents

US11481995B2Oct 25, 2022

Detecting streaks in printed documents using blocks

HEWLETT PACKARD DEVELOPMENT CO0 citations54

US12482093B2Nov 25, 2025

Image region of interest defect detection

HEWLETT PACKARD DEVELOPMENT CO0 citations49

CCTEG CHONGQING RES INSTITUTE CO LTD

1 patent

US12590493B2Mar 31, 2026

High pressure water jet automatic drilling and cutting collaborative system and method for coal seams

CCTEG CHONGQING RES INSTITUTE CO LTD0 citations36