P

Inventor

SHYU SONG-GEN

TW11 patents
⚠️ This page may combine multiple inventors who share the name “SHYU SONG-GEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TONG LUNG METAL IND CO LTD

4 patents
US5551740ASep 3, 1996

Retaining assembly for retaining releasably a door at a desired open position to a door frame

TONG LUNG METAL IND CO LTD25 citations90
US8371627B2Feb 12, 2013

Latch-bolt mechanism operable to allow for idle rotation of an exterior handle

TONG LUNG METAL IND CO LTD20 citations82
USD635838SApr 12, 2011

Door handle spanner

TONG LUNG METAL IND CO LTD4 citations62
US5884533AMar 23, 1999

Device for holding and controlling the opening angle of a door

TONG LUNG METAL IND CO LTD3 citations62

CHIOU MING-SHYANG

1 patent
US8813530B2Aug 26, 2014

Push-button type cylinder lock assembly

CHIOU MING-SHYANG14 citations83

TLHM CO LTD

1 patent
US10047544B2Aug 14, 2018

Transmission device of electronic lock

TLHM CO LTD19 citations82

CHEN PO-YANG

1 patent
US8746760B2Jun 10, 2014

Handle-returning device for a cylinder lock assembly

CHEN PO-YANG19 citations81

SUN CHIA-MIN

1 patent
US8505345B2Aug 13, 2013

Door lock assembly having a press button in an inner handle

SUN CHIA-MIN18 citations79

CHIANG WEI-LIANG

1 patent
US8316676B2Nov 27, 2012

Re-keyable cylinder lock

CHIANG WEI-LIANG15 citations78

TUNG LUNG HARDWARE MFG CO LTD

1 patent
US10145144B1Dec 4, 2018

Electric door lock

TUNG LUNG HARDWARE MFG CO LTD6 citations67

HUANG TSUNG-CHUNG

1 patent
US8881562B2Nov 11, 2014

Mortise lock

HUANG TSUNG-CHUNG1 citations44