Assignee
BIERWITH ROBERT S
14 granted patents·2 pending applications·383 citations·filing 1982–2024
Top patents by PatentIndex Score
16 records- 0196US4413432AWedge and clamp locking systemBIERWITH ROBERT S·Filed 1982·Granted Nov 8, 1983·65 cites·5 claims
- 0294US11371223B2Fastener systems having elongate arcuate bodyBIERWITH ROBERT S·Filed 2021·Granted Jun 28, 2022·2 cites·17 claims
- 0394US9249558B2Hydraulic locking mechanism for securing teeth and tooth carrying adapters to excavating buckets of excavating equipmentBIERWITH ROBERT S·Filed 2013·Granted Feb 2, 2016·21 cites·20 claims
- 0494US8127476B2Quick release screw connector for earth-moving equipmentBIERWITH ROBERT S·Filed 2009·Granted Mar 6, 2012·31 cites·27 claims
- 0594US4570365ADigging tooth and bucket lip constructionBIERWITH ROBERT S·Filed 1983·Granted Feb 18, 1986·56 cites·1 claims
- 0692US9920504B2Self-locking connector pin for demountably securing consumable ground digging components to containers of earth moving equipmentBIERWITH ROBERT S·Filed 2015·Granted Mar 20, 2018·9 cites·15 claims
- 0792US6952892B1Lip assemblyBIERWITH ROBERT S·Filed 2003·Granted Oct 11, 2005·41 cites·14 claims
- 0890US8464444B2Hydraulic locking mechanism for securing tooth carrying adapters to lips of excavating buckets and the likeBIERWITH ROBERT S·Filed 2010·Granted Jun 18, 2013·13 cites·22 claims
- 0990US7559162B2Lip assembly including side portions with projectionsBIERWITH ROBERT S·Filed 2005·Granted Jul 14, 2009·23 cites·12 claims
- 1083US5052134ATooth mounting apparatus for excavation bucketBIERWITH ROBERT S·Filed 1990·Granted Oct 1, 1991·49 cites·24 claims
- 1177US11959257B2Fasteners and fastener systemsBIERWITH ROBERT S·Filed 2022·Granted Apr 16, 2024·0 cites·20 claims
- 1276US5134793ATooth mount for excavating bucketBIERWITH ROBERT S·Filed 1991·Granted Aug 4, 1992·38 cites·12 claims
- 1376US4579494AFlexible locking pinBIERWITH ROBERT S·Filed 1983·Granted Apr 1, 1986·30 cites·1 claims
- 1472US9840828B2Container lip for excavating equipment providing improved material flow over lipBIERWITH ROBERT S·Filed 2012·Granted Dec 12, 2017·5 cites·5 claims
- 1566US2024254733A1Fasteners and Fastener SystemsBIERWITH ROBERT S·Filed 2024·Application pending·0 cites
- 1644US2005241194A1Lip assemblyBIERWITH ROBERT S·Filed 2005·Application pending·0 cites
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