Sam B.Y. CHEN

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Chiayi, TW

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Patents Grantslast 30 patents

Information Patent Grant
Door handle set having a supplemental child-resistant lock
- Patent number 11,668,116
- Issue date Jun 6, 2023
- dormakaba USA Inc.
- (Steven) Ming-Che Chen
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Small-angle latch system for a lock
- Patent number 11,585,115
- Issue date Feb 21, 2023
- dormakaba USA Inc.
- Steven M. C. Chen
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Interconnected door lock
- Patent number 11,525,285
- Issue date Dec 13, 2022
- dormakaba USA Inc.
- (Sam Chen) Po-Yang Chen
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

Information Patent Application
INTERCONNECTED DOOR LOCK
- Publication number 20210148140
- Publication date May 20, 2021
- dormakaba USA Inc.
- Sam Chen
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
DOOR HANDLE SET HAVING A SUPPLEMENTAL CHILD-RESISTANT LOCK
- Publication number 20200063464
- Publication date Feb 27, 2020
- Steven Chen
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
SMALL-ANGLE LATCH SYSTEM FOR A LOCK
- Publication number 20180195312
- Publication date Jul 12, 2018
- BEST ACCESS SOLUTIONS, INC.
- Steven M.J. CHEN
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES