Inventor · Ephrata, PA, US

Robert L. Fackler

29Patents
10h-index
24Co-inventors
75Inventor score

Filing activity: Apr 4, 1994 → Jan 31, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US5443215A Apparatus for adjusting a shearbar relative to a cutterhead Human Necessities 25 Expired
US7168226B2 Independent hydraulic header lift and flotation system Human Necessities 24 Expired
US7555883B2 System and method for managing the electrical control system of a windrower header flotation and lift system Human Necessities 22 Active
US7869922B2 Method and apparatus to put a windrower header in the transport mode under specified conditions Human Necessities 18 Active
US7703266B2 Method for managing the electrical control system of a windrower header flotation and lift system Human Necessities 16 Active
US8112202B2 Automatic control of a large bale loading apparatus Human Necessities 13 Active
US7603218B2 Apparatus and method to provide failsafe deceleration for an agricultural windrower Mechanical Engineering; Lighting; Heating 12 Active
US8001751B2 Method for gradually relieving pressure in a hydraulic system utilizing reverse fluid flow through a pump of the system Human Necessities 11 Active
US8401745B2 Pressure control system for a hydraulic lift and flotation system Human Necessities 11 Active
US7168229B1 Drop rate control for agricultural header Human Necessities 10 Expired
US7549287B2 Hydrostatic auto/manual speed control Mechanical Engineering; Lighting; Heating 9 Active
US7530921B2 Apparatus and method providing neutral safeing for the propulsion system of an agricultural windrower Mechanical Engineering; Lighting; Heating 4 Active
US7544147B2 Apparatus and method providing automatic park brake on an agricultural windrower Performing Operations; Transporting 4 Active
US7762051B2 System for removal of agricultural header Human Necessities 3 Active
US8113033B2 Method to calibrate a flow balance valve on a windrower draper header Human Necessities 3 Active
US9370140B2 Single sensor automatic control of a large bale loader Performing Operations; Transporting 3 Active
US8554425B2 Pressure control system for a hydraulic lift and flotation system Human Necessities 2 Active
US10485174B2 Position/height-based hydraulic suspension system and methods of using the same Performing Operations; Transporting 2 Active
US11026368B2 Steering control system for harvester and methods of using the same Performing Operations; Transporting 1 Active
US7408450B2 Steering wheel direction indicator for neutral start Performing Operations; Transporting 1 Active
US7783404B2 Apparatus and method for FNR calibration and testing neutral safety switch thresholds in an agricultural windrower Human Necessities 1 Active
US11129331B2 Steering control system for harvester and methods of using the same Performing Operations; Transporting 1 Active
US11731688B2 Differential steering control vehicle, system and method Mechanical Engineering; Lighting; Heating 0 Active
US10517207B2 Programmable one-touch raise feature for an agricultural harvester such as a windrower Human Necessities 0 Active
US7920947B2 Apparatus and method providing a propulsion safeing sub-system in an agricultural windrower Human Necessities 0 Active

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