LD

Leonard Arnold Duffy

📍 South Burlington, VT: #257 of 1,136 inventorsTop 25%
🗺 Vermont: #853 of 4,968 inventorsTop 20%
Overall (All Time): #651,677 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
8480943 Apparatus and method for producing structures with multiple undercut stems 2013-07-09
8375529 Touch engageable fastener 2013-02-19
7950114 Self-adhering device and method 2011-05-31
7828545 Apparatus and method for producing structures with multiple undercut stems 2010-11-09
7254874 Molded surface fasteners and attachment methods 2007-08-14
7246416 Slidingly Engagable Fasteners and method 2007-07-24
7124988 Folding cantilever support and method Robert Brennan Duffy 2006-10-24
5983467 Interlocking device 1999-11-16