Inventor

LEI XI

CN3 patents

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

SHENZHEN AIDUODUO TECH CO LTD

1 patent

USD1033531SJul 2, 2024

Cutting plotter

SHENZHEN AIDUODUO TECH CO LTD3 citations64

LEI XI

1 patent

USD1039042SAug 13, 2024

Engraving machine

LEI XI4 citations61

QILU ANTIBIOTICS PHARMACEUTICAL CO LTD

1 patent

US11053259B2Jul 6, 2021

Crystal of cephalosporin intermediate 7α-methoxy cephalothin and method for preparing same

QILU ANTIBIOTICS PHARMACEUTICAL CO LTD0 citations44