Assignee
YKK ARCHITECTURAL
JP36 patents
Top patents by PatentIndex Score
US5144718ASep 8, 1992
Door pull with mounting fittings
YKK ARCHITECTURAL63 citations96
US5910084AJun 8, 1999
Reinforcing structure for vertical frame member of sash frame
YKK ARCHITECTURAL55 citations95
US5937597AAug 17, 1999
Multi-window sash and batten attachment structure
YKK ARCHITECTURAL63 citations92
US5822926AOct 20, 1998
Structure for mounting cremorne lock and reinforcing member in vertical frame element constituting door or window leaf
YKK ARCHITECTURAL20 citations91
US5761860AJun 9, 1998
Panel mounting structure
YKK ARCHITECTURAL38 citations91
US5758459AJun 2, 1998
Sash frame structure for attaching glass
YKK ARCHITECTURAL28 citations91
US5749175AMay 12, 1998
Structure of mating portions of double door assembly
YKK ARCHITECTURAL21 citations91
US5746032AMay 5, 1998
Structure for attaching a lower transverse frame member of a sash to a lower edge of a building opening
YKK ARCHITECTURAL44 citations91
US5105593AApr 21, 1992
Weatherproof curtain wall unit
YKK ARCHITECTURAL32 citations91
US5267419ADec 7, 1993
Panel fastener construction
YKK ARCHITECTURAL26 citations90
US6014846AJan 18, 2000
Multi-window sash and batten attachment structure
YKK ARCHITECTURAL32 citations88
US5870859AFeb 16, 1999
Water-tight structure for sliding door
YKK ARCHITECTURAL50 citations88
US5657591AAug 19, 1997
Connection structure of a framework
YKK ARCHITECTURAL32 citations88
US5560147AOct 1, 1996
Movable louver window
YKK ARCHITECTURAL31 citations88
US5678366AOct 21, 1997
Sliding window structure
YKK ARCHITECTURAL24 citations86
US6032423AMar 7, 2000
Curtain wall having mullion structure
YKK ARCHITECTURAL34 citations85
US5653060AAug 5, 1997
Sliding window structure
YKK ARCHITECTURAL18 citations82
US5632125AMay 27, 1997
Curtain wall
YKK ARCHITECTURAL36 citations81
US5095672AMar 17, 1992
Windowsill
YKK ARCHITECTURAL20 citations81
USD539634SApr 3, 2007
Lock
YKK ARCHITECTURAL14 citations78
US7543409B2Jun 9, 2009
Door pull and sash window having the door pull
YKK ARCHITECTURAL8 citations77
US5682714ANov 4, 1997
Partitioning sash
YKK ARCHITECTURAL7 citations71
US5651229AJul 29, 1997
Structural component
YKK ARCHITECTURAL11 citations71
US5598672AFeb 4, 1997
Panel member mounting structure of curtain wall
YKK ARCHITECTURAL16 citations71
US5647179AJul 15, 1997
Aluminum frame member
YKK ARCHITECTURAL8 citations69
USD579758SNov 4, 2008
Sash lock
YKK ARCHITECTURAL8 citations68
US12523090B2Jan 13, 2026
Resin profile joining method
YKK ARCHITECTURAL0 citations63
USD565200SMar 25, 2008
Component of heat-insulating doors and windows
YKK ARCHITECTURAL2 citations63
USD559096SJan 8, 2008
Window stay
YKK ARCHITECTURAL5 citations63
USD559097SJan 8, 2008
Window stay
YKK ARCHITECTURAL4 citations63
US7856757B2Dec 28, 2010
Sash window assembly
YKK ARCHITECTURAL7 citations62
US5542215AAug 6, 1996
Sash supporting structure of hinged swinging window
YKK ARCHITECTURAL6 citations59
US11673346B2Jun 13, 2023
Manufacturing method of resin frame
YKK ARCHITECTURAL0 citations58
US6065248AMay 23, 2000
Cremorne lock mounting device for window
YKK ARCHITECTURAL5 citations54
US12479166B2Nov 25, 2025
Resin profile joining method and resin profile joining device
YKK ARCHITECTURAL0 citations52
US5596850AJan 28, 1997
Fixed window having glazing device held stably in position against displacement by wind pressure
YKK ARCHITECTURAL1 citations48