Patent assignee · US · COMPANY

WHIRLPOOL CORPORATION

5,952Patents
4,315Active
5,952Granted
61Portfolio score

Filing activity: Aug 30, 1973 → Dec 16, 2024 · 715 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US4654924A Microcomputer control system for a canister vacuum cleaner Emerging Cross-Sectional Technologies 206 Expired
US7594513B2 Multiple wash zone dishwasher Human Necessities 191 Active
US5505810A Getter system for vacuum insulation panel Emerging Cross-Sectional Technologies 189 Expired
US5269160A Self-centering drive system for an automatic washer Textiles; Paper 189 Expired
US4733431A Vacuum cleaner with performance monitoring system Human Necessities 185 Expired
USD525518S1 Appliance knob General 181 Expired
US5918474A Fan motor on/off control system for a refrigeration appliance Emerging Cross-Sectional Technologies 175 Expired
US6050097A Ice making and storage system for a refrigerator Mechanical Engineering; Lighting; Heating 173 Expired
US5818428A Appliance control system with configurable interface Physics 171 Expired
US7561977B2 Total home energy management system Emerging Cross-Sectional Technologies 162 Expired
US6082130A Ice delivery system for a refrigerator Mechanical Engineering; Lighting; Heating 162 Expired
US6148624A Ice making system for a refrigerator Mechanical Engineering; Lighting; Heating 161 Expired
US7284390B2 Refrigerator with intermediate temperature icemaking compartment Mechanical Engineering; Lighting; Heating 155 Expired
US4733430A Vacuum cleaner with operating condition indicator system Human Necessities 153 Expired
US7445013B2 Multiple wash zone dishwasher Human Necessities 153 Expired
US5018328A Multi-compartment vacuum insulation panels Emerging Cross-Sectional Technologies 149 Expired
US7228977B2 Workroom storage system Performing Operations; Transporting 145 Expired
US5815961A Clothes treating cabinet with inflatable hanger Textiles; Paper 144 Expired
US5054157A Combination stand alone and canister vacuum cleaner Human Necessities 138 Expired
US5375432A Icemaker in refrigerator compartment of refrigerator freezer Mechanical Engineering; Lighting; Heating 138 Expired
US5082335A Vacuum insulation system for insulating refrigeration cabinets Emerging Cross-Sectional Technologies 133 Expired
US5711326A Dishwasher accumulator soil removal grating for a filter system Human Necessities 128 Expired
US5532034A Getter system for vacuum insulation panel Emerging Cross-Sectional Technologies 123 Expired
US7188479B2 Ice and water dispenser on refrigerator compartment door Mechanical Engineering; Lighting; Heating 121 Expired
US7523758B2 Dishwasher having rotating zone wash sprayer Human Necessities 121 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.