Inventor · Evansville, WI, US

Duane E. Norby

2Patents
2h-index
5Co-inventors
30Inventor score

Filing activity: Aug 11, 2000 → Jul 28, 2003

Most-cited inventions

PatentTitleAreaCited byStatus
US6557651B1 Automated lubricant dispensing system and method for a horizontal directional drilling machine Fixed Constructions 36 Expired
US7160519B1 Serviceable exhaust aftertreatment device, and configured cylindrical bodies for coupling Mechanical Engineering; Lighting; Heating 4 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.