Inventor
CHANG CHING-KAI
TW18 patents
Patents
18 patentsUS12173746B2Dec 24, 2024
Floating fastener with shock-absorbing structure
HANWIT PREC IND LTD3 citations74
US11372459B2Jun 28, 2022
Fastener for securing interface card
HANWIT PREC IND LTD6 citations73
US11441329B2Sep 13, 2022
Handle locking structure
HANWIT PREC IND LTD4 citations72
US11018452B2May 25, 2021
Positioning fastener
HANWIT PREC IND LTD6 citations72
US10759039B2Sep 1, 2020
Handle mounting structure
HANWIT PREC IND LTD4 citations72
US10645822B2May 5, 2020
Locating device
HANWIT PREC IND LTD2 citations72
US10487866B2Nov 26, 2019
Fastening device
HANWIT PREC IND LTD7 citations72
US12449864B2Oct 21, 2025
Two-stage fixing device
HANWIT PREC IND LTD1 citations63
US12234849B2Feb 25, 2025
Pressable locating device and driving mechanism
HANWIT PREC IND LTD1 citations63
US12429078B2Sep 30, 2025
Fixing device
HANWIT PREC IND LTD0 citations62
US12404886B2Sep 2, 2025
Fixing device
HANWIT PREC IND LTD0 citations62
US12297853B2May 13, 2025
Push controlled positioning device
HANWIT PREC IND LTD0 citations62
US11109505B2Aug 31, 2021
Locating device
HANWIT PREC IND LTD1 citations62
US12584580B2Mar 24, 2026
Floating adapter module
HANWIT PREC IND LTD0 citations51
US12550266B2Feb 10, 2026
Storage module double-layer positioning device set
HANWIT PREC IND LTD0 citations51
US12429931B2Sep 30, 2025
Two-stage fixing device
HANWIT PREC IND LTD0 citations51
US12326167B2Jun 10, 2025
Chassis quick release device
HANWIT PREC IND LTD0 citations51
US12058832B2Aug 6, 2024
Chassis quick release device
HANWIT PREC IND LTD0 citations51