Inventor

GUAN ZEYAN

CN5 patents

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

GUAN ZEYAN

2 patents

US8839940B2Sep 23, 2014

Self-locking type shutter device

GUAN ZEYAN2 citations56

US8459437B2Jun 11, 2013

Financial self-help service device for preventing plugging by foreign objects and damage by mucilage glue

GUAN ZEYAN3 citations56

GRG BANKING EQUIPMENT CO LTD

2 patents

US10294051B2May 21, 2019

Single card separation apparatus and card distribution device

GRG BANKING EQUIPMENT CO LTD0 citations30

US10005298B2Jun 26, 2018

Double-paper-roll printing device

GRG BANKING EQUIPMENT CO LTD0 citations30

GRG HUITONG FINANCIAL SERVICES CO LTD

1 patent

US9519845B2Dec 13, 2016

Gravity-adaptive card separation mechanism and card distribution device with the mechanism

GRG HUITONG FINANCIAL SERVICES CO LTD0 citations30