A47L 11/4002
Installations of electric equipment
Official title: {Installations of electric equipment}
A47L11/4002 (Installations of electric equipment) appears on 769 US grants and 1,066 published applications in this corpus.
Search patents in A47L- Granted patents
- 769
- Published applications
- 1,066
- Assignees
- 283
- Inventors
- 1,827
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 4 | 0 |
| 1984 | 1 | 0 |
| 1985 | 5 | 0 |
| 1986 | 4 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 7 | 0 |
| 1991 | 5 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 6 | 0 |
| 1995 | 5 | 0 |
| 1996 | 4 | 0 |
| 1997 | 9 | 0 |
| 1998 | 14 | 0 |
| 1999 | 13 | 0 |
| 2000 | 12 | 0 |
| 2001 | 9 | 6 |
| 2002 | 11 | 4 |
| 2003 | 5 | 5 |
| 2004 | 0 | 9 |
| 2005 | 5 | 15 |
| 2006 | 3 | 12 |
| 2007 | 5 | 7 |
| 2008 | 10 | 18 |
| 2009 | 9 | 10 |
| 2010 | 7 | 11 |
| 2011 | 5 | 5 |
| 2012 | 4 | 17 |
| 2013 | 17 | 13 |
| 2014 | 11 | 23 |
| 2015 | 14 | 29 |
| 2016 | 19 | 30 |
| 2017 | 24 | 44 |
| 2018 | 29 | 47 |
| 2019 | 37 | 81 |
| 2020 | 59 | 75 |
| 2021 | 65 | 97 |
| 2022 | 62 | 95 |
| 2023 | 79 | 93 |
| 2024 | 73 | 129 |
| 2025 | 55 | 114 |
| 2026 | 43 | 77 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Cleaning apparatus6 Oct 2026US 12,751,596 B2Suzhou Eup Electric Co. Ltd.
- Electric burnisher22 Sep 2026US 12,740,682 B2Amano Pioneer Eclipse Corporation
- 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.
- Surface cleaning apparatus8 Sep 2026US 12,727,731 B2Omachron Intellectual Property Inc.
- Method for controlling robot cleaner, and robot cleaner8 Oct 2026US 2026/0305901 A1Beijing Roborock Innovation Technology Co., Ltd.
- Household appliance having an improved fan and motor assembly and fan and motor assembly for same8 Oct 2026US 2026/0309165 A1Omachron Intellectual Property Inc.
- Floor cleaner with a low power mode1 Oct 2026US 2026/0294193 A1Techtronic Floor Care Technology Limited
- Control method for cleaning device, cleaning device, and computer storage medium24 Sep 2026US 2026/0283430 A1Yunjing Intelligence (Shenzhen) Co., Ltd.
- Cleaning device with an adjustable squeegee assembly24 Sep 2026US 2026/0283432 A1Wensch Holding B.V.
Most cited
By later US patents
- Mobile robots and their control system518US 6,532,404 B22003
- Mobile work robot system511US 5,959,423 AMinolta Co., Ltd. · 1999
- Autonomous surface cleaning robot for wet and dry cleaning295US 7,761,954 B2iRobot Corporation · 2010
- Autonomous surface cleaning robot for wet and dry cleaning257US 7,389,156 B2iRobot Corporation · 2008
- Debris sensor for cleaning apparatus246US 6,956,348 B2iRobot Corporation · 2005