Kun-Chen Tsai

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Chia-Yi City, TW

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Patents Grantslast 30 patents

Information Patent Grant
Electric door lock
- Patent number 8,621,900
- Issue date Jan 7, 2014
- Tong Lung Metal Industry Co., Ltd.
- Rong-Faa Wu
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Door lock
- Patent number 6,615,630
- Issue date Sep 9, 2003
- Tong Lung Metal Industry Co., Ltd.
- Rong-Faa Wu
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Transmission devices for locks with changeable lock core assemblies
- Patent number 6,109,080
- Issue date Aug 29, 2000
- Tong-Lung Metal Industry Co., Ltd.
- Po-Yang Chen
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

Information Patent Application
Laminate for Use in a Fuel Cell and Method for Making the Same
- Publication number 20120214081
- Publication date Aug 23, 2012
- ATOMIC ENERGY COUNCIL-INSTITUTE OF NUCLEAR ENERGY RESEARCH
- Chien-Kuo Liu
- B32 - LAYERED PRODUCTS
Information Patent Application
ELECTRIC DOOR LOCK
- Publication number 20110259059
- Publication date Oct 27, 2011
- TONG LUNG METAL INDUSTRY CO
- Rong-Faa WU
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Door lock
- Publication number 20020066297
- Publication date Jun 6, 2002
- Rong-Faa Wu
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES