Inventor · Peoria, IL, US

Robert A. Herold

9Patents
5h-index
29Co-inventors
63Inventor score

Filing activity: Oct 3, 1991 → Apr 4, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US5607205A Object responsive implement control system Fixed Constructions 79 Expired
US5509520A Electrohydraulic control device for a drive train of a machine Emerging Cross-Sectional Technologies 29 Expired
US5647439A Implement control system for locating a surface interface and removing a layer of material Fixed Constructions 29 Expired
US5471147A Apparatus and method for determining the linear position of a hydraulic cylinder Physics 22 Expired
US5502770A Indirectly sensed signal processing in active periodic acoustic noise cancellation Physics 14 Expired
US8365637B2 Drop box for powertrain Emerging Cross-Sectional Technologies 5 Active
US12325972B2 Control system for actuated pins Fixed Constructions 0 Active
US8972149B2 Control system implementing derate based on air characteristics Mechanical Engineering; Lighting; Heating 0 Active
US11584374B2 System and method to shift transmission in machines Mechanical Engineering; Lighting; Heating 0 Active

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