Inventor
TSENG YING-CHIH
TW21 patents
⚠️ This page may combine multiple inventors who share the name “TSENG YING-CHIH”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HANWIT PREC IND LTD
19 patentsUS8939691B2Jan 27, 2015
Floating fastener
HANWIT PREC IND LTD32 citations93
US9206834B2Dec 8, 2015
Floating fastener
HANWIT PREC IND LTD14 citations83
US9091293B1Jul 28, 2015
Rotary fastener
HANWIT PREC IND LTD20 citations83
US12173746B2Dec 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
US9746015B2Aug 29, 2017
Floating fastener mounting structure
HANWIT PREC IND LTD2 citations72
US9695852B2Jul 4, 2017
Floating fastener mounting structure
HANWIT PREC IND LTD6 citations72
US9347471B2May 24, 2016
Floating fastener mounting structure
HANWIT PREC IND LTD5 citations72
US12449864B2Oct 21, 2025
Two-stage fixing device
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
US11466722B2Oct 11, 2022
Floating fastener
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