Inventor · disambiguated record
James E. Hammer
Also filed as: HAMMER JAMES · HAMMER JAMES E
48 granted patents·8 pending applications·844 citations·filing 1991–2024
98Inventor score
Top patents by PatentIndex Score
56 records- 0197US5350256AInterlocking retaining walls blocks and systemWESTBLOCK PRODUCTS INC·Filed 1991·Granted Sep 27, 1994·137 cites·19 claims
- 0296US7946086B2Masonry block wall systemWESTBLOCK SYSTEMS INC·Filed 2006·Granted May 24, 2011·51 cites·22 claims
- 0396US5688078AInterlocking retaining walls blocks and systemWESTBLOCK PRODUCTS INC·Filed 1996·Granted Nov 18, 1997·120 cites·15 claims
- 0495US7328537B2Wall block, system and methodWESTBLOCK SYSTEMS INC·Filed 2002·Granted Feb 12, 2008·61 cites·23 claims
- 0593US9902600B2Retaining wall systemWESTBLOCK SYSTEMS INC·Filed 2016·Granted Feb 27, 2018·15 cites·20 claims
- 0692US7503729B2Reinforced retaining wall and method of constructionWESTBLOCK SYSTEMS INC·Filed 2005·Granted Mar 17, 2009·51 cites·38 claims
- 0788USD532119SWall blockWESTBLOCK SYSTEMS INC·Filed 2005·Granted Nov 14, 2006·32 cites·1 claims
- 0887USD1038445SWall blockWESTBLOCK SYSTEMS INC·Filed 2022·Granted Aug 6, 2024·9 cites·1 claims
- 0987USD650918SRetaining blockHAMMER JAMES E·Filed 2010·Granted Dec 20, 2011·39 cites·1 claims
- 1083US8667759B2Wall block systemHAMMER JAMES E·Filed 2012·Granted Mar 11, 2014·15 cites·29 claims
- 1182USD1038446SWall blockWESTBLOCK SYSTEMS INC·Filed 2022·Granted Aug 6, 2024·7 cites·1 claims
- 1281US7100886B2Apparatus and methods for making a masonry block with a roughened surfaceWESTBLOCK SYSTEMS INC·Filed 2002·Granted Sep 5, 2006·12 cites·40 claims
- 1380USD1057206SWall blockWESTBLOCK SYSTEMS INC·Filed 2022·Granted Jan 7, 2025·5 cites·1 claims
- 1480USD668792SWall blockHAMMER JAMES E·Filed 2011·Granted Oct 9, 2012·22 cites·1 claims
- 1578USD1069176SWall blockWESTBLOCK SYSTEMS INC·Filed 2023·Granted Apr 1, 2025·5 cites·1 claims
- 1677USD652153SWall blockHAMMER JAMES E·Filed 2011·Granted Jan 10, 2012·19 cites·1 claims
- 1777USD611165SRetaining blockWESTBLOCK SYSTEMS INC·Filed 2009·Granted Mar 2, 2010·21 cites·1 claims
- 1875USD611166SRetaining blockWESTBLOCK SYSTEMS INC·Filed 2009·Granted Mar 2, 2010·19 cites·1 claims
- 1974US9562338B2Retaining wall systemWESTBLOCK SYSTEMS INC·Filed 2014·Granted Feb 7, 2017·5 cites·18 claims
- 2074USD652155SWall blockHAMMER JAMES E·Filed 2011·Granted Jan 10, 2012·13 cites·1 claims
- 2174US7591447B2Wall block, system and mold for making the sameWESTBLOCK SYSTEMS INC·Filed 2004·Granted Sep 22, 2009·24 cites·8 claims
- 2270USD674121SWall blockWESTBLOCK DEV LLC·Filed 2012·Granted Jan 8, 2013·12 cites·1 claims
- 2370USD608462SWall blockWESTBLOCK SYSTEMS INC·Filed 2008·Granted Jan 19, 2010·16 cites·1 claims
- 2469USD1091872SWall blockWESTBLOCK SYSTEMS INC·Filed 2024·Granted Sep 2, 2025·2 cites·1 claims
- 2569USD665928SWall blockHAMMER JAMES E·Filed 2011·Granted Aug 21, 2012·10 cites·1 claims
- 2668USD1088285SWall blockWESTBLOCK SYSTEMS INC·Filed 2024·Granted Aug 12, 2025·2 cites·1 claims
- 2768USD610713SRetaining blockWESTBLOCK SYSTEMS INC·Filed 2009·Granted Feb 23, 2010·14 cites·1 claims
- 2867USD514233SWall blockWESTBLOCK SYSTEMS INC·Filed 2004·Granted Jan 31, 2006·12 cites·1 claims
- 2965USD676070SConcrete block moldWESTBLOCK SYSTEMS INC·Filed 2012·Granted Feb 12, 2013·10 cites·1 claims
- 3064USD677803SWall blockHAMMER JAMES E·Filed 2012·Granted Mar 12, 2013·8 cites·1 claims
- 3163US2009041552A1Retaining wall systemWESTBLOCK SYSTEMS INC·Filed 2008·Application pending·0 cites
- 3261USD1085468SWall blockWESTBLOCK SYSTEMS INC·Filed 2023·Granted Jul 22, 2025·2 cites·1 claims
- 3361USD575413SWall blockWESTBLOCK SYSTEMS INC·Filed 2007·Granted Aug 19, 2008·12 cites·1 claims
- 3460USD678553SWall blockHAMMER JAMES E·Filed 2012·Granted Mar 19, 2013·7 cites·1 claims
- 3560USD652531SWall blockHAMMER JAMES E·Filed 2011·Granted Jan 17, 2012·11 cites·1 claims
- 3660US2024426100A1Wall block systemWESTBLOCK SYSTEMS INC·Filed 2024·Application pending·0 cites
- 3759USD663329SConcrete block moldHAMMER JAMES E·Filed 2009·Granted Jul 10, 2012·8 cites·1 claims
- 3859USD652154SWall blockHAMMER JAMES E·Filed 2011·Granted Jan 10, 2012·10 cites·1 claims
- 3958US2009000233A1Wall block and apparatus and method for making the sameWESTBLOCK SYSTEMS INC·Filed 2008·Application pending·0 cites
- 4056US2005116389A1Apparatus and methods for making a masonry block with a roughened surfaceWESTBLOCK SYSTEMS INC·Filed 2005·Application pending·0 cites
- 4155US2025116109A1Wall block systemWESTBLOCK SYSTEMS INC·Filed 2024·Application pending·0 cites
- 4251USD1101975SWall blockWESTBLOCK SYSTEMS INC·Filed 2024·Granted Nov 11, 2025·0 cites·1 claims
- 4351USD679300SConcrete block moldHAMMER JAMES E·Filed 2012·Granted Apr 2, 2013·5 cites·1 claims
- 4451US2008174049A1Apparatus and method for making a masonry blockWESTBLOCK SYSTEMS INC·Filed 2007·Application pending·0 cites
- 4548USD610268SInsert for mold for forming concrete blocksWESTBLOCK SYSTEMS INC·Filed 2009·Granted Feb 16, 2010·5 cites·1 claims
- 4647US9428878B2Retaining wall systemWESTBLOCK SYSTEMS INC·Filed 2013·Granted Aug 30, 2016·0 cites·22 claims
- 4745US2013049259A1System for manufacturing wall blocks having integral nubs and blocks that utilize block-connecting devicesHAMMER JAMES E·Filed 2012·Application pending·0 cites
- 4843USD611167SPortion of retaining blockWESTBLOCK SYSTEMS INC·Filed 2009·Granted Mar 2, 2010·4 cites·1 claims
- 4943US2004161307A1Hybrid retaining wall systemWESTBLOCK SYSTEMS INC·Filed 2003·Application pending·0 cites
- 5042USD1101974SWall blockWESTBLOCK SYSTEMS INC·Filed 2023·Granted Nov 11, 2025·0 cites·1 claims
Showing the top 50 of 56 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →