Inventor

MA XUEWEN

CN3 patents

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

BEIJING XINTRON OFFICE EQUIPMENT CO LTD

2 patents

US12416879B2Sep 16, 2025

Detent device for toner container, rotating disc, and conveying device

BEIJING XINTRON OFFICE EQUIPMENT CO LTD0 citations48

US12298677B2May 13, 2025

Linkage device and mounting and conveying device for toner supply container

BEIJING XINTRON OFFICE EQUIPMENT CO LTD0 citations38

ROBO ELECTRONICS CO LTD

1 patent

US10653973B2May 19, 2020

Electronic building-block module

ROBO ELECTRONICS CO LTD2 citations52