MW

Michael E. Woolford

AS Anchor Wall Systems: 13 patents #10 of 44Top 25%
TS The Block System: 3 patents #1 of 4Top 25%
KI Kiltie: 2 patents #3 of 4Top 75%
OL Oldcastle: 2 patents #2 of 7Top 30%
Overall (All Time): #225,575 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7384215 Composite masonry block 2008-06-10
7360970 Composite masonry block Dick J. Sievert 2008-04-22
7048472 Composite masonry block Dick J. Sievert 2006-05-23
6641334 Composite masonry block 2003-11-04
6616382 Composite masonry block Dick J. Sievert 2003-09-09
6312197 Composite masonry block Dick J. Sievert 2001-11-06
6183168 Composite masonry block Dick J. Sievert 2001-02-06
6142713 Composite masonry block Dick J. Sievert 2000-11-07
5884445 Paving block array 1999-03-23
D404147 Paving block 1999-01-12
5827015 Composite masonry block Dick J. Sievert 1998-10-27
5711129 Masonry block 1998-01-27
5709062 Composite masonry block 1998-01-20
5704183 Composite masonry block 1998-01-06
5589124 Method of forming composite masonry blocks Dick J. Sievert 1996-12-31
5490363 Composite masonry block 1996-02-13
5249950 Heated stripper shoe assembly 1993-10-05
5062610 Composite masonry block mold for use in block molding machines Dick J. Sievert 1991-11-05
D321060 Retaining wall block Peter J. Blomquist 1991-10-22
D319885 Retaining wall block Peter J. Blomquist 1991-09-10