D06F 33/30
Control of washing machines characterised by the purpose or target of the
Official title: Control of washing machines characterised by the purpose or target of the control (controlling processes of washer-dryers D06F33/50)
D06F33/30 (Control of washing machines characterised by the purpose or target of the) appears on 1,826 US grants and 2,411 published applications in this corpus.
Search patents in D06F- Granted patents
- 1,826
- Published applications
- 2,411
- Assignees
- 297
- Inventors
- 3,199
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 4 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 3 | 0 |
| 1984 | 6 | 0 |
| 1985 | 5 | 0 |
| 1986 | 2 | 0 |
| 1987 | 5 | 0 |
| 1988 | 8 | 0 |
| 1989 | 7 | 0 |
| 1990 | 4 | 0 |
| 1991 | 13 | 0 |
| 1992 | 9 | 0 |
| 1993 | 7 | 0 |
| 1994 | 15 | 0 |
| 1995 | 9 | 0 |
| 1996 | 9 | 0 |
| 1997 | 6 | 0 |
| 1998 | 15 | 0 |
| 1999 | 16 | 0 |
| 2000 | 14 | 0 |
| 2001 | 6 | 4 |
| 2002 | 13 | 20 |
| 2003 | 29 | 30 |
| 2004 | 15 | 37 |
| 2005 | 6 | 50 |
| 2006 | 11 | 41 |
| 2007 | 14 | 42 |
| 2008 | 18 | 74 |
| 2009 | 26 | 53 |
| 2010 | 39 | 67 |
| 2011 | 37 | 72 |
| 2012 | 38 | 83 |
| 2013 | 47 | 75 |
| 2014 | 48 | 83 |
| 2015 | 56 | 92 |
| 2016 | 74 | 72 |
| 2017 | 81 | 116 |
| 2018 | 98 | 133 |
| 2019 | 101 | 167 |
| 2020 | 106 | 181 |
| 2021 | 124 | 195 |
| 2022 | 149 | 166 |
| 2023 | 118 | 137 |
| 2024 | 168 | 167 |
| 2025 | 137 | 168 |
| 2026 | 97 | 86 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- D06F 33/32Control of operational steps1,139
- D06F 33/48Preventing or reducing imbalance or noise374
- D06F 33/47Responding to irregular working conditions246
- D06F 33/46Control of the energy or water consumption105
- D06F 33/44Control of the operating time80
- D06F 33/43Control of cleaning or disinfection of washing machine parts69
Recent patents
- Regenerable system and method for filtering microfibres from a waste liquid22 Sep 2026US 12,742,277 B2Ifp Energies Nouvelles
- Control method for washing machine and washing machine22 Sep 2026US 12,742,278 B2Haier Smart Home Co., Ltd.
- Adaptative washing system for different water and/or load levels15 Sep 2026US 12,735,824 B2Controladora Mabe S.A. De C.V.
- Information processing method for generating and modifying an application for driving at least one of actuator and a heater15 Sep 2026US 12,735,825 B2Panasonic Intellectual Property Corporation of America
- Laundry treatment device and control method for laundry treatment device15 Sep 2026US 12,735,826 B2Haier Smart Home Co., Ltd.
- Additive dispensing device, clothing treatment apparatus, and control method1 Oct 2026US 2026/0297837 A1Haier Smart Home Co., Ltd.
- Method of using turbidity measurements to detect wash additives in a washing machine appliance24 Sep 2026US 2026/0286591 A1Haier US Appliance Solutions, Inc.
- Methods of operating a washing machine appliance17 Sep 2026US 2026/0275605 A1Haier US Appliance Solutions, Inc.
- Method of operating a laundry appliance to perform a cleaning operation of the laundry appliance17 Sep 2026US 2026/0275606 A1Haier US Appliance Solutions, Inc.
- Hardware detection and cycle behavior modification in laundry appliance applications17 Sep 2026US 2026/0275612 A1Whirlpool Corporation
Most cited
By later US patents
- Drum type washing machine and dryer147US 5,768,730 ASharp Kabushiki Kaisha · 1998
- Method and apparatus for dispensing solutions131US 4,845,965 AEcolab Inc. · 1989
- Drawer-type washing machine and process of washing laundry using the same96US 6,618,887 B2LG Electronics Inc. · 2003
- High performance washing process for vertical axis automatic washer91US 4,987,627 AWhirlpool Corporation · 1991
- Centrifugal extracting machine having balancing system75US 5,280,660 APellerin Milnor Corporation · 1994