Inventor

LIU LIGUO

CN4 patents

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

BOE TECHNOLOGY GROUP CO LTD

1 patent

US11149341B2Oct 19, 2021

Mask plate and manufacture method thereof, mask assembly and vapor deposition apparatus

BOE TECHNOLOGY GROUP CO LTD9 citations79

STATE GRID JIANGSU ELECTRIC POWER CO LTD RES INSTITUTE

1 patent

US12472833B2Nov 18, 2025

Electrical topology of integrated dc charging station and operation control method thereof

STATE GRID JIANGSU ELECTRIC POWER CO LTD RES INSTITUTE0 citations45

NINGBO SUNNY OPOTECH CO LTD

1 patent

US12413863B1Sep 9, 2025

Optical system and camera module

NINGBO SUNNY OPOTECH CO LTD0 citations42

STATE GRID JJIANGSU ELECTRIC POWER COMPANY RES INSTITUTE

1 patent

US11988655B2May 21, 2024

Combined platform for testing fireproof materials for cables

STATE GRID JJIANGSU ELECTRIC POWER COMPANY RES INSTITUTE0 citations41