A47L 11/14
With rotating tools
Official title: with rotating tools
A47L11/14 (With rotating tools) appears on 569 US grants and 445 published applications in this corpus.
Search patents in A47L- Granted patents
- 569
- Published applications
- 445
- Assignees
- 245
- Inventors
- 966
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 3 | 0 |
| 1978 | 11 | 0 |
| 1979 | 8 | 0 |
| 1980 | 13 | 0 |
| 1981 | 8 | 0 |
| 1982 | 10 | 0 |
| 1983 | 10 | 0 |
| 1984 | 4 | 0 |
| 1985 | 11 | 0 |
| 1986 | 12 | 0 |
| 1987 | 13 | 0 |
| 1988 | 15 | 0 |
| 1989 | 11 | 0 |
| 1990 | 10 | 0 |
| 1991 | 6 | 0 |
| 1992 | 4 | 0 |
| 1993 | 11 | 0 |
| 1994 | 6 | 0 |
| 1995 | 12 | 0 |
| 1996 | 9 | 0 |
| 1997 | 13 | 0 |
| 1998 | 10 | 0 |
| 1999 | 9 | 0 |
| 2000 | 8 | 0 |
| 2001 | 14 | 3 |
| 2002 | 8 | 9 |
| 2003 | 6 | 9 |
| 2004 | 6 | 9 |
| 2005 | 7 | 15 |
| 2006 | 10 | 10 |
| 2007 | 8 | 4 |
| 2008 | 1 | 9 |
| 2009 | 4 | 8 |
| 2010 | 2 | 10 |
| 2011 | 5 | 5 |
| 2012 | 14 | 13 |
| 2013 | 11 | 17 |
| 2014 | 7 | 11 |
| 2015 | 7 | 11 |
| 2016 | 9 | 15 |
| 2017 | 11 | 16 |
| 2018 | 17 | 30 |
| 2019 | 14 | 43 |
| 2020 | 26 | 29 |
| 2021 | 50 | 47 |
| 2022 | 15 | 18 |
| 2023 | 26 | 38 |
| 2024 | 26 | 35 |
| 2025 | 19 | 19 |
| 2026 | 14 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Buffer stain applicator apparatus6 Oct 2026US 12,751,593 B1
- Surface cleaning system, surface cleaning device and control method thereof22 Sep 2026US 12,740,638 B2Tineco Intelligent Technology Co., Ltd.
- Electric burnisher22 Sep 2026US 12,740,682 B2Amano Pioneer Eclipse Corporation
- Cleaner25 Aug 2026US 12,714,277 B2LG Electronics Inc.
- Hand-guided floor cleaning machine with a suction foot mount25 Aug 2026US 12,714,279 B2Hako GmbH
- User-prompted cleaning by autonomous vacuum8 Oct 2026US 2026/0305895 A1Matic Robots, Inc. (fka Matician, Inc.)
- Cleaning pad27 Aug 2026US 2026/0248343 A1Bonakemi USA, Incorporated
- Disc brush alignment30 Jul 2026US 2026/0215641 A1Nilfisk A/S
- Cleaning Assembly and Cleaning Device Including the Assembly18 Jun 2026US 2026/0165459 A1
- Cleaning and disinfecting mop roll refill21 May 2026US 2026/0137252 A1Carl Freudenberg KG
Most cited
By later US patents
- Running and working robot not susceptible to damage at a coupling unit between running unit and working unit218US 5,991,951 AMinolta Co., Ltd. · 1999
- Household appliance having plural coaxially rotatable or parallel linearly movable heads or tools177US 6,032,313 A2000
- Floor cleaning apparatus with control circuitry164US 7,013,527 B2JohnsonDiversey, Inc. · 2006
- Compact autonomous coverage robot163US 8,239,992 B2iRobot Corporation · 2012
- Powered floor scrubber and buffer142US 6,023,813 ASpectrum Industrial Products, Inc. · 2000