B08B 9/051
The cleaning devices having internal motors
Official title: the cleaning devices having {internal} motors {, e.g. turbines} for powering cleaning tools
B08B9/051 (The cleaning devices having internal motors) appears on 95 US grants and 72 published applications in this corpus.
Search patents in B08B- Granted patents
- 95
- Published applications
- 72
- Assignees
- 71
- Inventors
- 204
- Latest grant
- 6 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 5 | 0 |
| 1995 | 4 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 2 |
| 2002 | 1 | 0 |
| 2003 | 2 | 2 |
| 2004 | 0 | 1 |
| 2005 | 0 | 3 |
| 2006 | 3 | 1 |
| 2007 | 0 | 2 |
| 2008 | 0 | 4 |
| 2009 | 2 | 1 |
| 2010 | 1 | 2 |
| 2011 | 2 | 1 |
| 2012 | 1 | 3 |
| 2013 | 2 | 1 |
| 2014 | 1 | 2 |
| 2015 | 4 | 4 |
| 2016 | 1 | 2 |
| 2017 | 2 | 2 |
| 2018 | 3 | 1 |
| 2019 | 2 | 3 |
| 2020 | 2 | 6 |
| 2021 | 4 | 10 |
| 2022 | 2 | 4 |
| 2023 | 5 | 2 |
| 2024 | 4 | 6 |
| 2025 | 6 | 5 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Direct drive for HVAC air duct cleaning system6 Jan 2026US 12,516,896 B2Rotobrush International LLC
- Device for centring and/or pulling a tool in a pipeline30 Dec 2025US 12,509,949 B2Petroleo Brasileiro S.A. - Petrobras
- Pipeline descaling tool9 Dec 2025US 12,491,545 B2Saudi Arabian Oil Company
- Power tool adapter for a drain cleaning device25 Nov 2025US 12,480,297 B2
- Stop and go pig3 Jun 2025US 12,320,461 B2Rosen IP AG
- Direct Drive for HVAC Air Duct Cleaning System2 Apr 2026US 2026/0092750 A1Rotobrush International LLC
- Pipe cleaning apparatus15 Jan 2026US 2026/0014601 A1Samsung Electronics Co., Ltd.
- Intelligent robot for long-distance detection in drainage deep tunnel19 Jun 2025US 2025/0198558 A1China Construction Third Bureau Green Industry Investment Co., Ltd
- Self-propelled cleaning apparatus for large diameter pipes12 Jun 2025US 2025/0187047 A1Conco Services LLC
- Pipe Clog-Clearing Device12 Jun 2025US 2025/0187048 A1
Most cited
By later US patents
- Tank cleaning system using remotely controlled robotic vehicle69US 5,561,883 A1996
- Systems and methods for robotic gutter cleaning along an axis of rotation39US 7,886,399 B2Umagination Labs, L.P. · 2011
- Systems and methods for robotic gutter cleaning33US 7,979,945 B2Umagination Labs, L.P. · 2011
- Method for cleaning pipe32US 5,244,505 APipe Rehab International, Inc. · 1993
- Systems and methods for robotic gutter cleaning along an axis of rotation30US 8,551,254 B2iRobot Corporation · 2013