A47L 11/4061
Steering means
Official title: {Steering means; Means for avoiding obstacles; Details related to the place where the driver is accommodated}
A47L11/4061 (Steering means) appears on 950 US grants and 1,039 published applications in this corpus.
Search patents in A47L- Granted patents
- 950
- Published applications
- 1,039
- Assignees
- 291
- Inventors
- 1,738
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 4 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 3 | 0 |
| 1984 | 4 | 0 |
| 1985 | 4 | 0 |
| 1986 | 2 | 0 |
| 1987 | 5 | 0 |
| 1988 | 7 | 0 |
| 1989 | 8 | 0 |
| 1990 | 9 | 0 |
| 1991 | 14 | 0 |
| 1992 | 7 | 0 |
| 1993 | 3 | 0 |
| 1994 | 13 | 0 |
| 1995 | 9 | 0 |
| 1996 | 13 | 0 |
| 1997 | 22 | 0 |
| 1998 | 16 | 0 |
| 1999 | 11 | 0 |
| 2000 | 9 | 0 |
| 2001 | 12 | 7 |
| 2002 | 10 | 11 |
| 2003 | 8 | 9 |
| 2004 | 6 | 5 |
| 2005 | 6 | 11 |
| 2006 | 3 | 12 |
| 2007 | 6 | 14 |
| 2008 | 9 | 22 |
| 2009 | 5 | 14 |
| 2010 | 7 | 9 |
| 2011 | 2 | 12 |
| 2012 | 8 | 19 |
| 2013 | 31 | 21 |
| 2014 | 25 | 37 |
| 2015 | 25 | 30 |
| 2016 | 28 | 32 |
| 2017 | 34 | 61 |
| 2018 | 39 | 58 |
| 2019 | 61 | 88 |
| 2020 | 40 | 99 |
| 2021 | 68 | 111 |
| 2022 | 81 | 80 |
| 2023 | 80 | 78 |
| 2024 | 81 | 82 |
| 2025 | 60 | 64 |
| 2026 | 35 | 53 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Cleaning robot escape method and device, medium, and electronic apparatus6 Oct 2026US 12,751,594 B2Beijing Roborock Innovation Technology Co., Ltd.
- Pollution source determination robot cleaner and operating method thereof6 Oct 2026US 12,751,597 B2Samsung Electronics Co., Ltd.
- Robot22 Sep 2026US 12,741,595 B2Shenzhen Pudu Technology Co., Ltd.
- SLAM robot and a paired application thereof15 Sep 2026US 12,736,962 B1AI Incorporated
- Robot cleaner and controlling method thereof15 Sep 2026US 12,736,984 B2Samsung Electronics Co., Ltd.
- User-prompted cleaning by autonomous vacuum8 Oct 2026US 2026/0305895 A1Matic Robots, Inc. (fka Matician, Inc.)
- Method for controlling robot cleaner, and robot cleaner8 Oct 2026US 2026/0305901 A1Beijing Roborock Innovation Technology Co., Ltd.
- Cleaning robot27 Aug 2026US 2026/0248337 A1Beijing Roborock Technology Co., Ltd.
- Method and apparatus for calibrating self-moving robot, and device and medium27 Aug 2026US 2026/0248339 A1Beijing Roborock Innovation Technology Co., Ltd.
- Control method for cleaning device, and related device13 Aug 2026US 2026/0236033 A1Beijing Roborock Innovation Technology Co., Ltd.
Most cited
By later US patents
- Home cleaning robot729US 6,459,955 B1The Procter & Gamble Company · 2002
- Mobile robots and their control system518US 6,532,404 B22003
- Autonomous floor-cleaning robot453US 6,883,201 B2iRobot Corporation · 2005
- Automatic controlled cleaning machine361US 5,279,672 AWindsor Industries, Inc. · 1994
- Robot cleaner355US 5,440,216 ASamsung Electronics Co., Ltd. · 1995