Hsing-Hua KUAN

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Patents Grantslast 30 patents

Information Patent Grant
Automatic released foldable door having two-way door structure
- Patent number 10,415,301
- Issue date Sep 17, 2019
- Hsing-Hua Kuan
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Electric threshold
- Patent number D738532
- Issue date Sep 8, 2015
- Hsing-Hua Kuan
- D25 - Building units and construction elements
Information Patent Grant
Double-action door
- Patent number 9,051,766
- Issue date Jun 9, 2015
- Hsing-Hua Kuan
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

Information Patent Application
MAGNETIC ATTRACTION THRESHOLD
- Publication number 20210087870
- Publication date Mar 25, 2021
- Hsing-Hua KUAN
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Application
AUTOMATIC RELEASED FOLDABLE DOOR HAVING TWO-WAY DOOR STRUCTURE
- Publication number 20170350185
- Publication date Dec 7, 2017
- Hsing-Hua KUAN
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
DOUBLE-ACTION DOOR
- Publication number 20140157675
- Publication date Jun 12, 2014
- Hsing-Hua KUAN
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
DOUBLE-ACTION DOOR
- Publication number 20140047771
- Publication date Feb 20, 2014
- Hsing-Hua KUAN
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
ALLCANDOOR
- Publication number 20120297680
- Publication date Nov 29, 2012
- Hsing-Hua KUAN
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES