B06B 2201/71
Cleaning in a tank
B06B2201/71 (Cleaning in a tank) appears on 88 US grants and 75 published applications in this corpus.
Search patents in B06B- Granted patents
- 88
- Published applications
- 75
- Assignees
- 63
- Inventors
- 183
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 7 | 0 |
| 2002 | 4 | 4 |
| 2003 | 3 | 2 |
| 2004 | 2 | 6 |
| 2005 | 3 | 3 |
| 2006 | 4 | 2 |
| 2007 | 4 | 2 |
| 2008 | 1 | 0 |
| 2009 | 1 | 2 |
| 2010 | 1 | 1 |
| 2011 | 2 | 1 |
| 2012 | 0 | 1 |
| 2013 | 1 | 1 |
| 2014 | 1 | 4 |
| 2015 | 1 | 2 |
| 2016 | 1 | 5 |
| 2017 | 2 | 3 |
| 2018 | 3 | 1 |
| 2019 | 3 | 6 |
| 2020 | 0 | 4 |
| 2021 | 5 | 6 |
| 2022 | 1 | 3 |
| 2023 | 5 | 7 |
| 2024 | 3 | 3 |
| 2025 | 6 | 2 |
| 2026 | 4 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Systems and methods for preventing and removing chemical deposits in a fluid heating device6 Oct 2026US 12,753,950 B2Rheem Manufacturing Company
- Acoustic transducer system17 Feb 2026US 12,551,083 B2
- Wafer cleaning apparatus10 Feb 2026US 12,544,806 B2Zeus Co., Ltd.
- Ultrasound device for destruction of organic chemicals20 Jan 2026US 12,528,721 B2New Jersey Institute of Technology
- Ultrasonic devices and methods for regeneration of activated carbon30 Sep 2025US 12,428,320 B2Ozono Polaris, S.A. de C.V.
- Detector and ultrasonic cleaning device25 Jun 2026US 2026/0175268 A1Kaijo Corporation
- Method of manufacturing piezoelectric ceramics, piezoelectric ceramics, piezoelectric element, ultrasonic motor, optical apparatus, dust removing device, image pickup apparatus, ultrasonic probe, ultrasonic diagnostic apparatus, and electronic apparatus4 Jun 2026US 2026/0157113 A1Canon Kabushiki Kaisha
- Acoustic Transducer System30 Apr 2026US 2026/0114701 A1
- Sanitizing assembly for a cleaning appliance having an internal processing space for sanitizing articles1 Jan 2026US 2026/0002307 A1Whirlpool Corporation
- Ultrasonic devices and methods for regeneration of activated carbon26 Jun 2025US 2025/0206640 A1Ozono Polaris, S.A. de C.V.
Most cited
By later US patents
- Method of oscillating ultrasonic vibrator for ultrasonic cleaning220US 5,462,604 A1995
- Ultrasonic vibration generator and use of same for cleaning objects in a volume of liquid108US 5,496,411 AHalcro Nominees Pty Ltd. · 1996
- Apparatus and methods for cleaning and/or processing delicate parts94US 5,834,871 A1998
- Piezoelectric resonator, process for the fabrication thereof including its use as a sensor element for the determination of the concentration of a substance contained in a liquid and/or for the determination of the physical properties of the liquid68US 6,196,059 B1Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V. · 2001
- Drive circuit for a plurality of ultrasonic generators using auto follow and frequency sweep48US 4,554,477 A1985