G01N 21/83
Turbidimetric titration
G01N21/83 (Turbidimetric titration) appears on 30 US grants and 27 published applications in this corpus.
Search patents in G01N- Granted patents
- 30
- Published applications
- 27
- Assignees
- 31
- Inventors
- 80
- Latest grant
- 7 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 2 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 3 |
| 2011 | 0 | 1 |
| 2012 | 1 | 1 |
| 2013 | 1 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 2 |
| 2016 | 1 | 2 |
| 2017 | 2 | 6 |
| 2018 | 3 | 1 |
| 2019 | 1 | 2 |
| 2020 | 3 | 1 |
| 2021 | 0 | 0 |
| 2022 | 2 | 0 |
| 2023 | 1 | 3 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Field-deployable multiplexed sampling and monitoring device and bacterial contamination measurement method7 Apr 2026US 12,595,447 B2Fluidion SAS
- Device and method for detecting the flocculation threshold of a colloidal medium, in particular a medium comprising asphaltenes, by addition of aliphatic solvent24 Jun 2025US 12,339,207 B2TotalEnergies One Tech
- Field-deployable multiplexed sampling and monitoring device and bacterial contamination measurement method4 Apr 2023US 11,618,870 B2Fluidion SAS
- Method of agglutination immunoassay27 Dec 2022US 11,536,717 B2Hitachi High-Tech Corporation
- Method for quantitatively assessing stability additive performance at field dosages27 Sep 2022US 11,454,623 B2Baker Hughes Holdings LLC
- Device and method for detecting the flocculation threshold of a colloidal medium, in particular a medium comprising asphaltenes, by the addition of aliphatic solvent10 Aug 2023US 2023/0251176 A1Totalenergies Onetech
- Device and method for detecting the flocculation threshold of a colloidal medium, in particular a medium comprising asphaltenes, by addition of aliphatic solvent10 Aug 2023US 2023/0251177 A1Totalenergies Onetech
- Field-deployable Multiplexed Sampling and Monitoring Device and Bacterial Contamination Measurement Method20 Jul 2023US 2023/0227759 A1Fluidion SAS
- Method for quantitatively assessing stability additive performance at field dosages16 Apr 2020US 2020/0116695 A1Baker Hughes, A Ge Company, LLC
- Method of agglutination immunoassay23 May 2019US 2019/0154674 A1Sekisui Medical Co., Ltd.
Most cited
By later US patents
- Concentration measuring method116US 7,054,759 B2ARKRAY, Inc. · 2006
- System and method for quantitative analysis of a solution29US 4,865,992 AHach Company · 1989
- On-line titration using colorimetric end point detection19US 5,181,082 AThe Foxboro Company · 1993
- Optical probe for fluid light transmission properties17US 5,402,241 AThe Foxboro Company · 1995
- Process for measuring endotoxin and apparatus used therefor13US 4,740,460 AWako Pure Chemical Industries, Ltd. · 1988