H01J 27/024
Extraction optics
Official title: {Extraction optics, e.g. grids}
H01J27/024 (Extraction optics) appears on 176 US grants and 172 published applications in this corpus.
Search patents in H01J- Granted patents
- 176
- Published applications
- 172
- Assignees
- 97
- Inventors
- 388
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 2 | 2 |
| 2004 | 2 | 1 |
| 2005 | 1 | 3 |
| 2006 | 5 | 11 |
| 2007 | 1 | 8 |
| 2008 | 5 | 12 |
| 2009 | 9 | 5 |
| 2010 | 8 | 11 |
| 2011 | 6 | 6 |
| 2012 | 6 | 4 |
| 2013 | 11 | 14 |
| 2014 | 4 | 9 |
| 2015 | 9 | 6 |
| 2016 | 14 | 10 |
| 2017 | 12 | 11 |
| 2018 | 11 | 12 |
| 2019 | 9 | 7 |
| 2020 | 6 | 8 |
| 2021 | 6 | 9 |
| 2022 | 9 | 7 |
| 2023 | 8 | 7 |
| 2024 | 4 | 5 |
| 2025 | 5 | 3 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Ion beam extraction apparatus and method for creating an ion beam28 Jul 2026US 12,695,045 B2MAX-PLANCK-GESELLSCHAFT zur FOERDERUNG der WISSENSCHAFTEN.e.V
- Extraction grid24 Feb 2026US 12,562,331 B2BüHler Alzenau GmbH
- Ion beam processing apparatus, electrode assembly, and method of cleaning electrode assembly23 Dec 2025US 12,505,979 B2Canon Anelva Corporation
- Liquid metal ion source20 May 2025US 12,308,197 B2ENPULSION GmbH
- Systems, devices, and methods for contaminant resistant insulative structures22 Apr 2025US 12,283,454 B2Tae Technologies, Inc.
- Ion source for neutron generator usable in wellbore29 May 2025US 2025/0176091 A1Halliburton Energy Services.Inc.
- Ion beam processing apparatus, electrode assembly, and method of cleaning electrode assembly9 Jan 2025US 2025/0014861 A1Canon Anelva Corporation
- Systems, devices, and methods for contaminant resistant insulative structures2 Jan 2025US 2025/0006452 A1Tae Technologies, Inc.
- Ion beam extraction electrode, ion source and extraction electrode structure29 Aug 2024US 2024/0290576 A1Nissin Ion Equipment Co., Ltd.
- Sample analysis systems and methods of use thereof23 May 2024US 2024/0170273 A1Purdue Research Foundation
Most cited
By later US patents
- Three-dimensional quadrupole mass spectrometer55US 5,747,800 AHitachi, Ltd. · 1998
- Ion source47US 7,767,977 B1Varian Semiconductor Equipment Associates, Inc. · 2010
- Method and apparatus for ion formation in an ion implanter30US 5,661,308 AEaton Corporation · 1997
- Ion source with particular grid assembly29US 4,873,467 A1989
- Ion source having a mass separation device28US 5,189,303 ANissin Electric Co., Ltd. · 1993