B01D 2311/24
Quality control
B01D2311/24 (Quality control) appears on 189 US grants and 312 published applications in this corpus.
Search patents in B01D- Granted patents
- 189
- Published applications
- 312
- Assignees
- 185
- Inventors
- 697
- Latest grant
- 16 Jun 2026
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 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 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 | 2 |
| 2006 | 0 | 4 |
| 2007 | 1 | 8 |
| 2008 | 0 | 6 |
| 2009 | 2 | 8 |
| 2010 | 4 | 8 |
| 2011 | 8 | 15 |
| 2012 | 9 | 5 |
| 2013 | 10 | 14 |
| 2014 | 2 | 12 |
| 2015 | 5 | 7 |
| 2016 | 10 | 17 |
| 2017 | 4 | 14 |
| 2018 | 8 | 22 |
| 2019 | 16 | 21 |
| 2020 | 18 | 22 |
| 2021 | 19 | 24 |
| 2022 | 17 | 20 |
| 2023 | 11 | 33 |
| 2024 | 14 | 14 |
| 2025 | 20 | 23 |
| 2026 | 6 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- High recovery electrodialysis method16 Jun 2026US 12,655,046 B2Evoqua Water Technologies LLC
- Optical concentrate monitoring for membrane scaling mitigation12 May 2026US 12,625,063 B2Colorado School of Mines
- Method and program for determining cleaning trouble in fresh water generator10 Mar 2026US 12,569,813 B2Toray Industries, Inc.
- Methods and systems for treating phosphogypsum-containing water10 Mar 2026US 12,570,559 B2Evoqua Water Technologies LLC
- Method for controlling water purification, and a water purification apparatus13 Jan 2026US 12,521,677 B2Baxter Healthcare S. A.
- Manufacturing method with feedback control24 Sep 2026US 2026/0286269 A1Chr. Hansen A/S
- Method of regenerating organic solvent, organic solvent regenerator, and substrate processing system27 Aug 2026US 2026/0249246 A1SCREEN Holdings Co., Ltd.
- Method for Increasing Reverse Osmosis Recovery for High Silica Waters27 Aug 2026US 2026/0250161 A1Veolia Water Solutions & Technologies Support
- Control device, control method, and control program20 Aug 2026US 2026/0242254 A1Yokogawa Electric Corporation
- Analysis device, analysis method, analysis program, and water treatment system20 Aug 2026US 2026/0242255 A1Yokogawa Electric Corporation
Most cited
By later US patents
- System and method for delivery of regional citrate anticoagulation to extracorporeal blood circuits58US 8,211,048 B2Henry Ford Health System · 2012
- Encapsulated water treatment system41US 7,736,503 B2Eco Water Systems, LLC · 2010
- Method for purifying liquids26US 9,206,060 B12015
- Electrodialysis system and process25US 8,142,633 B2GE Ionics, Inc. · 2012
- Electrochemical ion exchange with textured membranes and cartridge22US 7,780,833 B22010