H01J 49/167
Capillaries and nozzles specially adapted therefor
Official title: {Capillaries and nozzles specially adapted therefor; (electrostatic spraying per se B05B5/00)}
H01J49/167 (Capillaries and nozzles specially adapted therefor) appears on 325 US grants and 366 published applications in this corpus.
Search patents in H01J- Granted patents
- 325
- Published applications
- 366
- Assignees
- 145
- Inventors
- 562
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 7 | 0 |
| 2000 | 6 | 0 |
| 2001 | 4 | 9 |
| 2002 | 9 | 17 |
| 2003 | 10 | 7 |
| 2004 | 18 | 13 |
| 2005 | 9 | 19 |
| 2006 | 12 | 8 |
| 2007 | 10 | 9 |
| 2008 | 4 | 6 |
| 2009 | 6 | 5 |
| 2010 | 4 | 5 |
| 2011 | 4 | 11 |
| 2012 | 6 | 14 |
| 2013 | 11 | 12 |
| 2014 | 14 | 11 |
| 2015 | 8 | 13 |
| 2016 | 18 | 15 |
| 2017 | 17 | 18 |
| 2018 | 11 | 17 |
| 2019 | 20 | 23 |
| 2020 | 23 | 21 |
| 2021 | 15 | 24 |
| 2022 | 13 | 19 |
| 2023 | 21 | 30 |
| 2024 | 10 | 19 |
| 2025 | 19 | 14 |
| 2026 | 7 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Exhaust flow boosting for sampling probe for use in mass spectrometry systems and methods6 Oct 2026US 12,755,951 B2DH Technologies Development Pte. Ltd.
- Sampling devices with essentially impermeable and non-porous reservoir surfaces1 Sep 2026US 12,725,772 B2Restek Corporation
- Mass spectrometry with time-offset electrospray ion beams25 Aug 2026US 12,719,037 B2Trace Matters Scientific LLC
- Ionizer23 Jun 2026US 12,665,181 B2Shimadzu Corporation
- Electrode protrusion adjustment for maximizing pressure drop across liquid transport conduit24 Mar 2026US 12,586,771 B2DH Technologies Development Pte. Ltd.
- Method and System for Introducing Modifier into a Curtain Gas Stream for a Differential Mobility Spectrometer10 Sep 2026US 2026/0266763 A1DH Technologies Development Pte. Ltd.
- Sprayer assembly for desi applications30 Jul 2026US 2026/0216740 A1Waters Technologies Corporation
- Emitter tips and methods for manufacture14 May 2026US 2026/0132069 A1Thermo Finnigan LLC
- Fixtures and devices for use in isoelectric focusing-mass spectrometry7 May 2026US 2026/0128270 A1Intabio, Inc.
- Methods for detecting metabolites using a microfluidic-based ce-ms system5 Feb 2026US 2026/0036547 A1
Most cited
By later US patents
- Material transport method and apparatus254US 6,110,343 ALockheed Martin Energy Research Corporation · 2000
- Insulated needle for forming an electrospray201US 5,223,226 AMillipore Corporation · 1993
- Apparatus for forming liquid droplets having a mechanically fixed inner microtube193US 5,868,322 AHewlett-Packard Company · 1999
- Ion spray apparatus and method156US 4,861,988 ACornell Research Foundation, Inc. · 1989
- Microfluidic sample delivery devices, systems, and methods155US 7,303,727 B1Caliper Life Sciences, Inc. · 2007