Assignee
NPK CONSTRUCTION EQUIPMENT INC
US·3 granted patents·68 citations·filing 1994–2001
Top patents by PatentIndex Score
3 records- 0169US6385870B1Control system for an excavator thumb and a method of controlling an excavator thumbNPK CONSTRUCTION EQUIPMENT INC·Filed 2001·Granted May 14, 2002·26 cites·19 claims
- 0267US6491114B1Slow start control for a hydraulic hammerNPK CONSTRUCTION EQUIPMENT INC·Filed 2000·Granted Dec 10, 2002·21 cites·12 claims
- 0352US5542180AHeavy duty shear with anti-jam featureNPK CONSTRUCTION EQUIPMENT INC·Filed 1994·Granted Aug 6, 1996·21 cites·12 claims
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