A47L 9/2805
Parameters or conditions being sensed
Official title: {Parameters or conditions being sensed}
A47L9/2805 (Parameters or conditions being sensed) appears on 1,565 US grants and 2,058 published applications in this corpus.
Search patents in A47L- Granted patents
- 1,565
- Published applications
- 2,058
- Assignees
- 419
- Inventors
- 3,114
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 4 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 5 | 0 |
| 1988 | 5 | 0 |
| 1989 | 6 | 0 |
| 1990 | 9 | 0 |
| 1991 | 9 | 0 |
| 1992 | 11 | 0 |
| 1993 | 9 | 0 |
| 1994 | 9 | 0 |
| 1995 | 6 | 0 |
| 1996 | 7 | 0 |
| 1997 | 7 | 0 |
| 1998 | 9 | 0 |
| 1999 | 11 | 0 |
| 2000 | 15 | 0 |
| 2001 | 12 | 2 |
| 2002 | 8 | 14 |
| 2003 | 10 | 11 |
| 2004 | 9 | 27 |
| 2005 | 11 | 36 |
| 2006 | 8 | 19 |
| 2007 | 20 | 42 |
| 2008 | 17 | 42 |
| 2009 | 9 | 23 |
| 2010 | 18 | 37 |
| 2011 | 18 | 28 |
| 2012 | 20 | 45 |
| 2013 | 45 | 29 |
| 2014 | 41 | 40 |
| 2015 | 37 | 33 |
| 2016 | 37 | 56 |
| 2017 | 46 | 119 |
| 2018 | 60 | 147 |
| 2019 | 108 | 179 |
| 2020 | 121 | 190 |
| 2021 | 118 | 193 |
| 2022 | 155 | 163 |
| 2023 | 127 | 180 |
| 2024 | 143 | 152 |
| 2025 | 139 | 151 |
| 2026 | 83 | 100 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Cleaning system and cleaning method6 Oct 2026US 12,751,590 B2Pixart Imaging Inc.
- Cleaning apparatus, and housing and sensor used therefor6 Oct 2026US 12,751,591 B2Beijing Roborock Technology Co., Ltd.
- Vacuum cleaner system notifying state of dust collection part and operating method of vacuum cleaner system6 Oct 2026US 12,751,592 B2Samsung Electronics Co., Ltd.
- Vacuum cleaner and method for controlling the same15 Sep 2026US 12,733,782 B2Samsung Electronics Co., Ltd.
- Method for identifying brush type, cleaning device and storage medium15 Sep 2026US 12,733,783 B2Beijing Xiaomi Mobile Software Co., Ltd.
- Waste tape recovery device8 Oct 2026US 2026/0305894 A1Fuji Corporation
- User-prompted cleaning by autonomous vacuum8 Oct 2026US 2026/0305895 A1Matic Robots, Inc. (fka Matician, Inc.)
- Stationary service appliance for a poly functional roaming device8 Oct 2026US 2026/0310224 A1AI Incorporated
- Autonomous Vacuum Sweeping System Having a Brush Roller with Buffer Zone1 Oct 2026US 2026/0294091 A1Matic Robots, Inc.
- Floor cleaner with a low power mode1 Oct 2026US 2026/0294193 A1Techtronic Floor Care Technology Limited
Most cited
By later US patents
- Mobile robots and their control system575US 6,389,329 B12002
- Autonomous floor-cleaning robot453US 6,883,201 B2iRobot Corporation · 2005
- Automatic machine and device for floor dusting439US 5,787,545 A1998
- Autonomous robot auto-docking and energy management systems and methods436US 7,332,890 B2iRobot Corporation · 2008
- Celestial navigation system for an autonomous robot378US 7,706,917 B1iRobot Corporation · 2010