G01N 30/7266
By electric field
Official title: {by electric field, e.g. electrospray}
G01N30/7266 (By electric field) appears on 422 US grants and 490 published applications in this corpus.
Search patents in G01N- Granted patents
- 422
- Published applications
- 490
- Assignees
- 187
- Inventors
- 828
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 6 | 0 |
| 1993 | 2 | 0 |
| 1994 | 8 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 7 | 0 |
| 2001 | 6 | 13 |
| 2002 | 13 | 19 |
| 2003 | 18 | 20 |
| 2004 | 19 | 24 |
| 2005 | 7 | 13 |
| 2006 | 8 | 12 |
| 2007 | 10 | 10 |
| 2008 | 6 | 10 |
| 2009 | 6 | 10 |
| 2010 | 9 | 16 |
| 2011 | 10 | 9 |
| 2012 | 6 | 11 |
| 2013 | 11 | 15 |
| 2014 | 10 | 19 |
| 2015 | 15 | 28 |
| 2016 | 19 | 18 |
| 2017 | 18 | 22 |
| 2018 | 19 | 25 |
| 2019 | 25 | 25 |
| 2020 | 23 | 33 |
| 2021 | 16 | 24 |
| 2022 | 24 | 30 |
| 2023 | 25 | 31 |
| 2024 | 30 | 26 |
| 2025 | 20 | 18 |
| 2026 | 8 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Target-based method for high-throughput and subclass specific IgG glycan profiling in human plasma15 Sep 2026US 12,736,541 B2Regeneron Pharmaceuticals, Inc.
- Online native mass spectrometry methods for assaying viral particles11 Aug 2026US 12,704,515 B2Regeneron Pharmaceuticals, Inc.
- Platform for native liquid chromatography-mass spectrometry28 Jul 2026US 12,693,274 B2Regeneron Pharmaceuticals, Inc.
- Ionizer23 Jun 2026US 12,665,181 B2Shimadzu Corporation
- Method for determining tobacco-specific nitrosamines (TSNAs) in cigarette smoke using one-step clean-up coupled with liquid chromatography-tandem mass spectrometry (LC-MS/MS)26 May 2026US 12,638,424 B2Yunnan Academy of Tobacco Agricultural Sciences
- Method of mass spectrometry for the detection of perfluoroalkyl or polyfluoroalkyl substances (pfas)24 Sep 2026US 2026/0287565 A1Thermo Fisher Scientific (Bremen) GmbH
- Electrospray emitter systems and uses thereof10 Sep 2026US 2026/0266779 A1Ion Opticks Research Pty Ltd.
- Analytical instrument health check10 Sep 2026US 2026/0266781 A1Thermo Fisher Scientific (Bremen) GmbH
- Analytical instrument calibration and health check10 Sep 2026US 2026/0266782 A1Thermo Fisher Scientific (Bremen) GmbH
- Improved quantitation of testosterone in multiplexed samples by mass spectrometry10 Sep 2026US 2026/0266851 A1Quest Diagnostics Investments Incorporated
Most cited
By later US patents
- Microscale fluid handling system662US 5,872,010 ANortheastern University · 1999
- Insulated needle for forming an electrospray201US 5,223,226 AMillipore Corporation · 1993
- Electrospray method for mass spectrometry173US 5,015,845 AVestec Corporation · 1991
- Ion spray apparatus and method156US 4,861,988 ACornell Research Foundation, Inc. · 1989
- Thermal-assisted electrospray interface (TAESI) for LC/MS150US 4,935,624 ACornell Research Foundation, Inc. · 1990