Inventor
LEEK WILLIAM F
41 patents
⚠️ This page may combine multiple inventors who share the name “LEEK WILLIAM F”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SIMPSON STRONG TIE CO INC
36 patentsUS5603580AFeb 18, 1997
Positive angle fastener device
SIMPSON STRONG TIE CO INC169 citations99
US6513290B2Feb 4, 2003
Concentric holdown
SIMPSON STRONG TIE CO INC117 citations98
US6230467B1May 15, 2001
Steel joist hanger
SIMPSON STRONG TIE CO INC104 citations98
US5249404AOct 5, 1993
Holdown connection
SIMPSON STRONG TIE CO INC144 citations98
US5979130ANov 9, 1999
Connector with concave seat
SIMPSON STRONG TIE CO INC96 citations97
US6006487ADec 28, 1999
Loadbearing wall holdown
SIMPSON STRONG TIE CO INC88 citations96
US5670076ASep 23, 1997
Reusable coupler for foundation anchor
SIMPSON STRONG TIE CO INC63 citations96
US5467570ANov 21, 1995
Tension tie
SIMPSON STRONG TIE CO INC99 citations96
USD364331SNov 21, 1995
Structural connector
SIMPSON STRONG TIE CO INC58 citations96
US5104252AApr 14, 1992
Hanger connection
SIMPSON STRONG TIE CO INC111 citations96
US6523321B1Feb 25, 2003
Snap-in hanger
SIMPSON STRONG TIE CO INC89 citations95
US6112495ASep 5, 2000
Holdown connector with concave seat
SIMPSON STRONG TIE CO INC60 citations95
US7516582B2Apr 14, 2009
Automatic take-up device with internal spring
SIMPSON STRONG TIE CO INC31 citations93
US7509778B2Mar 31, 2009
Automatic take-up device with internal spring
SIMPSON STRONG TIE CO INC17 citations93
US7296386B2Nov 20, 2007
Concentric holdown connection
SIMPSON STRONG TIE CO INC36 citations93
US6658806B1Dec 9, 2003
Support for a strap holdown
SIMPSON STRONG TIE CO INC39 citations93
US6560943B1May 13, 2003
Lateral truss anchor
SIMPSON STRONG TIE CO INC63 citations93
US6367224B1Apr 9, 2002
Hidden connector
SIMPSON STRONG TIE CO INC36 citations93
US6260402B1Jul 17, 2001
Method for forming a short-radius bend in flanged sheet metal member
SIMPSON STRONG TIE CO INC37 citations93
US6018917AFeb 1, 2000
Inserted holdown for shearwalls
SIMPSON STRONG TIE CO INC33 citations93
US5755416AMay 26, 1998
L-shaped shelf bracket with a frictionally engaging strut member
SIMPSON STRONG TIE CO INC24 citations93
US5732519AMar 31, 1998
One piece foundation-to-frame connection
SIMPSON STRONG TIE CO INC22 citations93
US5611179AMar 18, 1997
Adjustable foundation plate
SIMPSON STRONG TIE CO INC40 citations93
US5333435AAug 2, 1994
Post to foundation connection
SIMPSON STRONG TIE CO INC31 citations93
US7296501B2Nov 20, 2007
Limited access building connection
SIMPSON STRONG TIE CO INC19 citations92
US6135687AOct 24, 2000
Direct tension indicator for embedded anchor members
SIMPSON STRONG TIE CO INC72 citations91
US7905066B2Mar 15, 2011
Automatic take-up device and in-line coupler
SIMPSON STRONG TIE CO INC36 citations90
US6840020B2Jan 11, 2005
Valley truss clip
SIMPSON STRONG TIE CO INC27 citations86
US7168343B2Jan 30, 2007
Limited access building connection
SIMPSON STRONG TIE CO INC14 citations83
US7356972B2Apr 15, 2008
Deck board tie connector, connection and method
SIMPSON STRONG TIE CO INC10 citations82
US7207150B2Apr 24, 2007
Deck board tie connector, connection and method
SIMPSON STRONG TIE CO INC14 citations82
US6862854B1Mar 8, 2005
Single-piece continuity tie
SIMPSON STRONG TIE CO INC18 citations82
US7762031B2Jul 27, 2010
Strap hold down with restraint opening
SIMPSON STRONG TIE CO INC10 citations80
US7958690B2Jun 14, 2011
Stitching system hold-down
SIMPSON STRONG TIE CO INC10 citations79
US6796099B1Sep 28, 2004
Strap tie holder
SIMPSON STRONG TIE CO INC19 citations78
USH1795HJul 6, 1999
Gusset angle corner connection
SIMPSON STRONG TIE CO INC13 citations74