Inventor · disambiguated record
Duane E. Norby
Also filed as: NORBY DUANE E
2 granted patents·75 citations·filing 2000–2003
65Inventor score
Top patents by PatentIndex Score
2 records- 0192US6557651B1Automated lubricant dispensing system and method for a horizontal directional drilling machineVERMEER MFG CO·Filed 2000·Granted May 6, 2003·62 cites·57 claims
- 0256US7160519B1Serviceable exhaust aftertreatment device, and configured cylindrical bodies for couplingFLEETGUARD INC·Filed 2003·Granted Jan 9, 2007·13 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →