B01D 15/102
Process control
Official title: {Process control, e.g. determination or optimization of process parameters; Programmable logic control [PLC]}
B01D15/102 (Process control) appears on 231 US grants and 306 published applications in this corpus.
Search patents in B01D- Granted patents
- 231
- Published applications
- 306
- Assignees
- 148
- Inventors
- 610
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 8 | 4 |
| 2002 | 13 | 10 |
| 2003 | 5 | 5 |
| 2004 | 5 | 7 |
| 2005 | 4 | 4 |
| 2006 | 4 | 8 |
| 2007 | 3 | 7 |
| 2008 | 4 | 9 |
| 2009 | 4 | 6 |
| 2010 | 4 | 13 |
| 2011 | 4 | 10 |
| 2012 | 9 | 12 |
| 2013 | 9 | 20 |
| 2014 | 5 | 8 |
| 2015 | 14 | 20 |
| 2016 | 8 | 14 |
| 2017 | 10 | 7 |
| 2018 | 12 | 3 |
| 2019 | 12 | 16 |
| 2020 | 4 | 14 |
| 2021 | 8 | 12 |
| 2022 | 13 | 21 |
| 2023 | 11 | 26 |
| 2024 | 18 | 17 |
| 2025 | 15 | 18 |
| 2026 | 11 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Continuous liquid-liquid chromatographic separation of chemical species using multiple liquid phases and related systems and articles18 Aug 2026US 12,708,864 B2Zaiput Flow Technologies LLC
- Shipping container-mountable system for making bio-sourced oil dielectric fluids19 May 2026US 12,629,642 B2Cargill, Incorporated
- Single-use device for the separation or filtering of a large volume of a mixture of substances5 May 2026US 12,616,920 B2Sartorius Stedim Biotech GmbH
- Parallel separation system28 Apr 2026US 12,611,618 B2Cytiva BioProcess R&D AB
- Method in bioprocess purification system28 Apr 2026US 12,613,227 B2Cytiva Sweden AB
- Biological Material Purification Method, Magnetic Stand, And Biological Material Purification Device24 Sep 2026US 2026/0284552 A1Seiko Epson Corporation
- Analysis system, control method thereof, and recording medium24 Sep 2026US 2026/0287563 A1Shimadzu Corporation
- Water softening structure and regeneration method therefor10 Sep 2026US 2026/0265086 A1Canature Health Technology Group Co., Ltd.
- Multi-column chromatography systems with rotatable valve assemblies20 Aug 2026US 2026/0241309 A1Life Technologies Corporation
- Gdv optimized injection with sample pre-compression20 Aug 2026US 2026/0243736 A1Dionex Softron GmbH
Most cited
By later US patents
- Use of retentate chromatography to generate difference maps229US 6,225,047 B1Ciphergen Biosystems, Inc. · 2001
- High-temperature characterization of polymers181US 6,260,407 B1Symyx Technologies, Inc. · 2001
- Rapid characterization of polymers120US 6,406,632 B1Symyx Technologies, Inc. · 2002
- Process and device for separation with variable-length111US 6,136,198 AInstitut Francais du Petrole · 2000
- Parallel liquid chromatography for analyzing combinatorial libraries of non-biological polymers106US 6,461,515 B1Symyx Technologies, Inc. · 2002