Inventor
DAWSON WILLIAM B
US21 patents
⚠️ This page may combine multiple inventors who share the name “DAWSON WILLIAM B”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KEYSTONE RETAINING WALL SYSTEM
12 patentsUSD501935SFeb 15, 2005
Wall block
KEYSTONE RETAINING WALL SYSTEM97 citations99
US6821058B1Nov 23, 2004
Retaining wall block system and connector
KEYSTONE RETAINING WALL SYSTEM117 citations98
US5913790AJun 22, 1999
Plantable retaining wall block
KEYSTONE RETAINING WALL SYSTEM131 citations98
US5865006AFeb 2, 1999
Retaining wall block and wall construction
KEYSTONE RETAINING WALL SYSTEM97 citations98
US5601384AFeb 11, 1997
Plantable retaining wall
KEYSTONE RETAINING WALL SYSTEM125 citations98
US5568994AOct 29, 1996
Landscaping block
KEYSTONE RETAINING WALL SYSTEM103 citations98
USD488569SApr 13, 2004
Landscaping block
KEYSTONE RETAINING WALL SYSTEM67 citations96
US5771631AJun 30, 1998
Landscaping block
KEYSTONE RETAINING WALL SYSTEM50 citations96
US7780141B2Aug 24, 2010
Mold box for making first and second wall blocks
KEYSTONE RETAINING WALL SYSTEM34 citations92
US7641178B2Jan 5, 2010
Column block system
KEYSTONE RETAINING WALL SYSTEM42 citations92
USD479342SSep 2, 2003
Landscaping block
KEYSTONE RETAINING WALL SYSTEM36 citations92
US5588262ADec 31, 1996
Landscaping block system
KEYSTONE RETAINING WALL SYSTEM46 citations92