A46B 13/026
Brushes which automatically reverse direction of rotation
Official title: {Brushes which automatically reverse direction of rotation, e.g. using gravity switches}
A46B13/026 (Brushes which automatically reverse direction of rotation) appears on 26 US grants and 34 published applications in this corpus.
Search patents in A46B- Granted patents
- 26
- Published applications
- 34
- Assignees
- 21
- Inventors
- 74
- Latest grant
- 26 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 2 | 5 |
| 2017 | 3 | 2 |
| 2018 | 0 | 4 |
| 2019 | 2 | 0 |
| 2020 | 3 | 5 |
| 2021 | 2 | 3 |
| 2022 | 3 | 2 |
| 2023 | 2 | 2 |
| 2024 | 1 | 0 |
| 2025 | 2 | 8 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Surface cleaning apparatus28 Aug 2025US 2025/0268445 A1Omachron Intellectual Property Inc.
- Roller brush assembly, cleaning device, detection method, and storage medium14 Aug 2025US 2025/0255446 A1Beijing Xiaomi Mobile Software Co., Ltd.
- Electric toothbrush with brushing control12 Jun 2025US 2025/0185798 A1Concepteeth
- Electronic apparatus for adaptively changing cleaning path based on dust distribution and control method thereof15 May 2025US 2025/0151965 A1Samsung Electronics Co., Ltd.
Most cited
By later US patents