Smith Chen

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Suzhou, Jiangsu, CN

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Patents Grantslast 30 patents

Information Patent Grant
Electronic key storage case
- Patent number 11,773,621
- Issue date Oct 3, 2023
- SUZHOU JINLIN METAL CO., LTD
- Andrew Liu
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Electromagnetic Opening Device for safe deposit box
- Patent number 10,287,802
- Issue date May 14, 2019
- SUZHOU JINLIN METAL CO., LTD.
- Andrew Liu
- A45 - HAND OR TRAVELLING ARTICLES

Patents Applicationslast 30 patents

Information Patent Application
ELECTRONIC KEY STORAGE CASE
- Publication number 20210214969
- Publication date Jul 15, 2021
- SUZHOU JINLIN METAL CO., LTD
- Andrew Liu
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Electromagnetic Opening Device For Safe Deposit Box
- Publication number 20160281401
- Publication date Sep 29, 2016
- SUZHOU JINLIN METAL CO., LTD.
- Andrew Liu
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES