Assignee
PENGO CORP
US·12 granted patents·2 pending applications·138 citations·filing 1992–2023
Top patents by PatentIndex Score
14 records- 0191US9926685B1Adjustable coupler for work implementPENGO CORP·Filed 2017·Granted Mar 27, 2018·8 cites·24 claims
- 0279US11603647B2Excavating tooth assembly for earth-digging equipmentPENGO CORP·Filed 2020·Granted Mar 14, 2023·1 cites·14 claims
- 0376US2023183949A1Excavating Tooth Assembly for Earth-Digging EquipmentPENGO CORP·Filed 2023·Application pending·0 cites
- 0471US7669673B1Auger having interchangeable cutting heads and method of using the samePENGO CORP·Filed 2007·Granted Mar 2, 2010·15 cites·12 claims
- 0561US5366031AAuger head assembly and method of drilling hard earth formationsPENGO CORP·Filed 1993·Granted Nov 22, 1994·33 cites·23 claims
- 0654US5427191AAuger head assembly and method of drilling hard earth formationsPENGO CORP·Filed 1994·Granted Jun 27, 1995·26 cites·16 claims
- 0746USD908144SExcavating toothPENGO CORP·Filed 2020·Granted Jan 19, 2021·1 cites·1 claims
- 0846US5476149APilot bitPENGO CORP·Filed 1995·Granted Dec 19, 1995·25 cites·29 claims
- 0942USD772305SAuger flight stabilizer gussetPENGO CORP·Filed 2015·Granted Nov 22, 2016·4 cites·1 claims
- 1042US2008216365A1Excavating tooth assembly and method for assembling and using the samePENGO CORP·Filed 2007·Application pending·0 cites
- 1135USD778967SStep shank tooth holderPENGO CORP·Filed 2015·Granted Feb 14, 2017·2 cites·1 claims
- 1235US5426875AReversible tooth with adjustable attack anglePENGO CORP·Filed 1994·Granted Jun 27, 1995·8 cites·11 claims
- 1335US5184412AAuger tooth locking mechanismPENGO CORP·Filed 1992·Granted Feb 9, 1993·13 cites·14 claims
- 1427US5433033AExcavating tooth and shank plate assemblyPENGO CORP·Filed 1994·Granted Jul 18, 1995·2 cites·11 claims
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →