Inventor
LIANG CHIA-SHENG
TW34 patents
⚠️ This page may combine multiple inventors who share the name “LIANG CHIA-SHENG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DE POAN PNEUMATIC CORP
14 patentsUS7575141B1Aug 18, 2009
Actuator for electrical nail gun
DE POAN PNEUMATIC CORP50 citations92
US7575142B2Aug 18, 2009
Clutch mechanism for electrical nail gun
DE POAN PNEUMATIC CORP50 citations92
US7506788B2Mar 24, 2009
Transmission mechanism for electrical nail gun
DE POAN PNEUMATIC CORP28 citations92
US7448524B1Nov 11, 2008
Moveable cylinder driving air passage of nail gun
DE POAN PNEUMATIC CORP25 citations92
US7556183B1Jul 7, 2009
Control device for nail hitting of pneumatic nail guns
DE POAN PNEUMATIC CORP25 citations86
US7905378B2Mar 15, 2011
Trigger valve for nail gun
DE POAN PNEUMATIC CORP6 citations62
US7762442B2Jul 27, 2010
Control mechanism for pneumatic nail guns
DE POAN PNEUMATIC CORP6 citations62
US7686198B2Mar 30, 2010
Nail gun bushing and cylinder valve arrangement
DE POAN PNEUMATIC CORP3 citations59
US12186932B2Jan 7, 2025
Internal rotor type nail drive device of electric nail gun
DE POAN PNEUMATIC CORP0 citations50
US12036651B2Jul 16, 2024
Nail drive method of electric nail gun
DE POAN PNEUMATIC CORP0 citations49
US11759931B2Sep 19, 2023
Nail drive device of electric nail gun
DE POAN PNEUMATIC CORP0 citations49
US12515304B2Jan 6, 2026
Return transmission of nailing rod for electric nail gun
DE POAN PNEUMATIC CORP0 citations48
US12508699B2Dec 30, 2025
Rotary drive assembly of an electric nail gun
DE POAN PNEUMATIC CORP0 citations48
US11583986B2Feb 21, 2023
Air-path structure of pneumatic nail gun
DE POAN PNEUMATIC CORP0 citations44
LIANG CHIA-SHENG
4 patentsUS8083116B2Dec 27, 2011
Braking and driving mechanism for nail gun
LIANG CHIA-SHENG18 citations83
US8061437B2Nov 22, 2011
Nail gun with rapidly attachable and detachable magazine assembly
LIANG CHIA-SHENG14 citations83
US8991675B2Mar 31, 2015
Dynamic clutch apparatus for electrical nail gun
LIANG CHIA-SHENG16 citations82
US8684246B2Apr 1, 2014
Driving device for resetting hitting nail bar of pneumatic nail gun
LIANG CHIA-SHENG6 citations71
PRODRIVES & MOTIONS CO LTD
4 patentsUS9897189B2Feb 20, 2018
Wave speed reducer having self-locking function and compound type reducer device
PRODRIVES & MOTIONS CO LTD11 citations77
US10058983B2Aug 28, 2018
Torque sensing device and the rotational driving tool combined thereof
PRODRIVES & MOTIONS CO LTD3 citations67
US9897499B2Feb 20, 2018
Planet gear train based torque detector
PRODRIVES & MOTIONS CO LTD1 citations45
US10150534B2Dec 11, 2018
Motorized gear reducer
PRODRIVES & MOTIONS CO LTD0 citations40