B01D 21/283
Settling tanks provided with vibrators
Official title: {Settling tanks provided with vibrators}
B01D21/283 (Settling tanks provided with vibrators) appears on 326 US grants and 341 published applications in this corpus.
Search patents in B01D- Granted patents
- 326
- Published applications
- 341
- Assignees
- 206
- Inventors
- 625
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 5 | 0 |
| 1978 | 2 | 0 |
| 1979 | 3 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 5 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 4 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 4 | 0 |
| 1992 | 8 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 4 | 0 |
| 1997 | 9 | 0 |
| 1998 | 6 | 0 |
| 1999 | 10 | 0 |
| 2000 | 4 | 0 |
| 2001 | 6 | 0 |
| 2002 | 1 | 12 |
| 2003 | 0 | 2 |
| 2004 | 4 | 2 |
| 2005 | 2 | 7 |
| 2006 | 0 | 12 |
| 2007 | 2 | 8 |
| 2008 | 4 | 5 |
| 2009 | 3 | 6 |
| 2010 | 5 | 8 |
| 2011 | 5 | 14 |
| 2012 | 7 | 7 |
| 2013 | 1 | 9 |
| 2014 | 9 | 19 |
| 2015 | 6 | 14 |
| 2016 | 17 | 28 |
| 2017 | 33 | 34 |
| 2018 | 16 | 33 |
| 2019 | 17 | 24 |
| 2020 | 27 | 15 |
| 2021 | 20 | 24 |
| 2022 | 16 | 18 |
| 2023 | 11 | 14 |
| 2024 | 11 | 7 |
| 2025 | 10 | 11 |
| 2026 | 7 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Fluid device and method for controlling fluid device31 Mar 2026US 12,590,983 B2Seiko Epson Corporation
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- Advanced rotational hydrodynamic cavitation system for the irreversible removal of bacteria, pathogens, viruses, and chemical bonds18 Jun 2026US 2026/0167527 A18215 Technology, Inc.
Most cited
By later US patents
- Particle handling apparatus for handling particles in fluid by acoustic radiation pressure211US 6,216,538 B1Hitachi, Ltd. · 2001
- Particle handling method by acoustic radiation force and apparatus therefore207US 5,902,489 AHitachi, Ltd. · 1999
- Method of non-contact micromanipulation using ultrasound193US 5,831,166 AAgency of Industrial Science & Technology, Ministry of International Trade & Industry · 1998
- Process for the separation of substances from a liquid and device for effecting such a process186US 5,164,094 A1992
- Method and apparatus for separating particles179US 5,225,089 A1993