TL

Tien-Kao Liu

FC Federal Lock Co.: 16 patents #1 of 2Top 50%
📍 Chunri, TW: #4 of 269 inventorsTop 2%
Overall (All Time): #235,415 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Showing 1–19 of 19 patents

Patent #TitleCo-InventorsDate
11408207 Lock with a long-travel deadbolt 2022-08-09
11384569 Lock with replaceable modules 2022-07-12
11261619 Lock with a roller deadbolt 2022-03-01
11124993 Lock with emergency unlocking feature 2021-09-21
10934745 Core replaceable hockey lock 2021-03-02
9683390 Combination lock assembly 2017-06-20
9631398 Lock with a slide for covering lock core and positioning device for the slide 2017-04-25
9587416 Lock with a slide for covering lock core 2017-03-07
9464462 Padlock with non-conductive parts 2016-10-11
9169051 Package for lock and key 2015-10-27
8919156 Core replaceable hockey lock 2014-12-30
8904833 Lock with replaceable shackle 2014-12-09
8707746 Lock with replaceable bottom pins 2014-04-29
8650919 Anti-break lock 2014-02-18
8601839 Deadlocking drawer lock 2013-12-10
7836735 Drawer lock set 2010-11-23
7536883 Vandal-resistant combination padlock 2009-05-26
6012309 Pad lock with reliable change of code number 2000-01-11
D408262 Weather/proof padlock 1999-04-20