Inventor · Williamsburg, IA, US

Todd E. Kniffen

28Patents
15h-index
39Co-inventors
81Inventor score

Filing activity: May 13, 1991 → Jan 31, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US5291752A Integrally formed, modular ice cuber having a stainless steel evaporator and a microcontroller Emerging Cross-Sectional Technologies 79 Expired
US8353177B2 Apparatus and method for dispensing ice from a bottom mount refrigerator Mechanical Engineering; Lighting; Heating 65 Active
US8756952B2 Apparatus and method for dispensing ice from a bottom mount refrigerator Mechanical Engineering; Lighting; Heating 48 Active
US6651449B2 Water bottle fill button for refrigerators Mechanical Engineering; Lighting; Heating 43 Expired
US7386992B2 Ice maker and dispenser for a bottom mount refrigerator Mechanical Engineering; Lighting; Heating 39 Active
US5182925A Integrally formed, modular ice cuber having a stainless steel evaporator and microcontroller Emerging Cross-Sectional Technologies 35 Expired
US5479707A Method of making an integrally formed, modular ice cuber having a stainless steel evaporator and a microcontroller Emerging Cross-Sectional Technologies 34 Expired
US8733123B2 Apparatus and method for dispensing ice from a bottom mount refrigerator Mechanical Engineering; Lighting; Heating 33 Active
US7568583B2 Upright rear wall extension for refrigerator shelves Mechanical Engineering; Lighting; Heating 29 Expired
US8231190B2 Articulated freezer drawers Mechanical Engineering; Lighting; Heating 29 Active
US7070249B2 Tilt-out door buckets for refrigerators or freezers Mechanical Engineering; Lighting; Heating 26 Expired
US6983615B2 French door chiller compartment for refrigerators Mechanical Engineering; Lighting; Heating 22 Expired
US6782710B2 Kid's zone compartment assembly for a refrigerator Mechanical Engineering; Lighting; Heating 20 Expired
US8966926B2 Refrigerator with easy access drawer Mechanical Engineering; Lighting; Heating 18 Active
US7056435B2 Hinge down refrigerator water filter Mechanical Engineering; Lighting; Heating 17 Expired
US6959480B2 Apparatus, method and device for attaching hydroformed handle to an appliance Emerging Cross-Sectional Technologies 13 Expired
US8474928B2 Articulated freezer drawers Mechanical Engineering; Lighting; Heating 10 Active
US6694770B2 French door chiller compartment for refrigerators Mechanical Engineering; Lighting; Heating 8 Expired
US9534825B2 Refrigerator with easy access drawer Mechanical Engineering; Lighting; Heating 8 Active
US6905183B2 Tilt-out door buckets for refrigerators or freezers Mechanical Engineering; Lighting; Heating 6 Expired
US7083725B2 Hinge down refrigerator water filter Mechanical Engineering; Lighting; Heating 6 Expired
US7491327B2 Method for accessing a hinge down refrigerator water filter Mechanical Engineering; Lighting; Heating 5 Active
USD474485S1 Compartment assembly for a refrigerator General 3 Expired
US7073876B2 Exchangeable components for color customizing of appliances Mechanical Engineering; Lighting; Heating 3 Expired
US9927167B2 Refrigerator with easy access drawer Mechanical Engineering; Lighting; Heating 3 Active

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