Inventor

LIU LIANQIAN

CN2 patents

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

IRONOVATION MATERIALS TECH CO LTD

1 patent

US12371767B2Jul 29, 2025

Hot-working die steel, heat treatment method thereof and hot-working die

IRONOVATION MATERIALS TECH CO LTD0 citations56

GM GLOBAL TECH OPERATIONS LLC

1 patent

US11772154B1Oct 3, 2023

Plunger for die casting and method of making the same

GM GLOBAL TECH OPERATIONS LLC0 citations47