Inventor

HU GUANGDONG

CN3 patents

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

XU ZHIGANG

1 patent

US8654463B2Feb 18, 2014

Device and method for controlling bit density of magnetic card

XU ZHIGANG3 citations50

GU CHANGGANG

1 patent

US8497890B2Jul 30, 2013

Thermal print head detecting device and detecting method, and a heat printer using the same

GU CHANGGANG1 citations37

SHANDONG NEW BEIYANG INF TECH

1 patent

US9662901B2May 30, 2017

Printer and control method for printer

SHANDONG NEW BEIYANG INF TECH0 citations32