G01N 2015/0662
Comparing before/after passage through filter
Official title: {Comparing before/after passage through filter}
G01N2015/0662 (Comparing before/after passage through filter) appears on 39 US grants and 33 published applications in this corpus.
Search patents in G01N- Granted patents
- 39
- Published applications
- 33
- Assignees
- 34
- Inventors
- 105
- Latest grant
- 12 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 2 | 0 |
| 2004 | 0 | 2 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 2 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 2 | 1 |
| 2012 | 0 | 1 |
| 2013 | 0 | 1 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 3 |
| 2018 | 0 | 3 |
| 2019 | 3 | 4 |
| 2020 | 4 | 4 |
| 2021 | 4 | 3 |
| 2022 | 1 | 1 |
| 2023 | 1 | 2 |
| 2024 | 3 | 3 |
| 2025 | 2 | 1 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Vanox hot water cart conditioning method7 May 2024US 11,975,294 B2Evoqua Water Technologies LLC
- A System and Method for Enumerating Microorganisms26 Feb 2026US 2026/0056108 A1Nanyang Technological University
- Device and method for estimating and utilizing ultra-fine particle concentration8 Jan 2026US 2026/0008320 A1MANN+HUMMEL Ventures Pte. Ltd.
- Device and Method for Splitting Three-Dimensional Agglomerates30 Jan 2025US 2025/0033052 A1Robert Bosch GmbH
- Hot water cart conditioning system and method28 Nov 2024US 2024/0390858 A1Evoqua Water Technologies LLC
- System and method for testing a filter7 Nov 2024US 2024/0369465 A1Taiwan Semiconductor Manufacturing Company.Ltd
Most cited
By later US patents
- Method and apparatus for control of flow through a filter chamber by measured chamber equilibration pressure52US 5,185,084 ACytyc Corporation · 1993
- Human portable preconcentrator system32US 6,523,393 B1Sandia Corporation · 2003
- Apparatus for measuring impurities in water21US 4,765,963 AMitsubishi Denki Kabushiki Kaisha · 1988
- Method and apparatus for controlled instrumentation of particles with a filter device20US 5,266,495 ACytyc Corporation · 1993
- Explosives screening on a vehicle surface17US 6,848,325 B2Sandia Corporation · 2005