Chung-Liang Lin

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Tianan, TW

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Patents Grantslast 30 patents

Information Patent Grant
Door lock capable of showing locking or unlocking state
- Patent number 11,946,284
- Issue date Apr 2, 2024
- Oak Security Group, LLC
- Chung-Liang A Lin
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Door lock having a lighted display when in the locked position
- Patent number 11,624,208
- Issue date Apr 11, 2023
- Oak Security Group LLC
- Mark A. Shumaker
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

Information Patent Application
DOOR LOCK HAVING A LIGHTED DISPLAY WHEN IN THE LOCKED POSITION
- Publication number 20210079688
- Publication date Mar 18, 2021
- Oak Security Group LLC
- Mark A. Shumaker
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES