Inventor · Princeton, MN, US

David Orton

9Patents
6h-index
12Co-inventors
56Inventor score

Filing activity: Mar 10, 1994 → Apr 9, 2009

Most-cited inventions

PatentTitleAreaCited byStatus
US5598679A Cast concrete block and method of making same Fixed Constructions 123 Expired
US5447087A Drum head tensioning mechanism Physics 18 Expired
US8079936B2 Gear shift control of a dual clutch transmission Mechanical Engineering; Lighting; Heating 16 Active
USD595429S1 Paver restraint General 12 Expired
USD586926S1 Paver restraint General 10 Expired
US5975500A Cast concrete fence posts and cast concrete bases for said posts Fixed Constructions 9 Expired
US6346039B2 Coin changer Physics 6 Expired
US7217222B2 Method and system for inferring and controlling transmission fluid temperature Performing Operations; Transporting 5 Expired
USD395712S Fence post made from two pieces of cast concrete General 1 Expired

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