G21K 1/14
Arrangements for handling particles or ionising radiation: using charge exchange devices
Official title: using charge exchange devices, e.g. for neutralising or changing the sign of the electrical charges of beams (producing or accelerating neutral particle beams H05H3/00)
G21K1/14 (Arrangements for handling particles or ionising radiation: using charge exchange devices) appears on 81 US grants and 48 published applications in this corpus.
Search patents in G21K- Granted patents
- 81
- Published applications
- 48
- Assignees
- 58
- Inventors
- 180
- Latest grant
- 9 Apr 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 4 | 0 |
| 1987 | 6 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 3 | 3 |
| 2003 | 0 | 1 |
| 2004 | 0 | 2 |
| 2005 | 1 | 0 |
| 2006 | 0 | 2 |
| 2007 | 2 | 2 |
| 2008 | 0 | 1 |
| 2009 | 2 | 1 |
| 2010 | 1 | 1 |
| 2011 | 0 | 8 |
| 2012 | 0 | 0 |
| 2013 | 4 | 4 |
| 2014 | 4 | 0 |
| 2015 | 4 | 4 |
| 2016 | 2 | 1 |
| 2017 | 0 | 1 |
| 2018 | 1 | 4 |
| 2019 | 4 | 5 |
| 2020 | 4 | 3 |
| 2021 | 1 | 2 |
| 2022 | 1 | 0 |
| 2023 | 2 | 0 |
| 2024 | 1 | 0 |
| 2025 | 0 | 3 |
By publication year. Applications have been published since 2001.
Recent patents
- Imaging assisted integrated tomography—cancer treatment method of use thereof9 Apr 2024US 11,951,329 B2
- Rotary charge stripping film in charge stripping device of ion beam and charge stripping method of ion beam14 Feb 2023US 11,581,105 B2Kaneka Corporation
- Photon neutralizers for neutral beam injectors17 Jan 2023US 11,558,954 B2Tae Technologies, Inc.
- Atomic beam generator, bonding apparatus, surface modification method, and bonding method9 Aug 2022US 11,412,607 B2National University Corporation Tokai National Higher Education and Research System
- Functional membrane for ion beam transmission, beam line device and filter device each having the same, and method of adjusting filter device29 Jun 2021US 11,051,390 B2Japan Atomic Energy Agency
- Ion Trap Devices and Associated Manufacturing Methods6 Nov 2025US 2025/0342982 A1Infineon Technologies Austria AG
- Ion Trap Device Including a Substrate with an Opening for Electrical Coupling Elements28 Aug 2025US 2025/0273359 A1Infineon Technologies Austria AG
- Methods and Apparatuses for Optical Stabilization of Stray Charge Environment22 May 2025US 2025/0166863 A1IonQ, Inc.
- Photon neutralizers for neutral beam injectors13 May 2021US 2021/0144838 A1Tae Technologies, Inc.
- Atomic beam generator, bonding apparatus, surface modification method, and bonding method4 Feb 2021US 2021/0037637 A1National University Corporation Tokai National Higher Education and Research System
Most cited
By later US patents
- Neutral particle beam processing apparatus423US 6,861,642 B2Ebara Corporation · 2005
- Ion implantation surface charge control method and apparatus72US 4,804,837 AEaton Corporation · 1989
- Plasma processing system and method65US 5,518,572 AKawasaki Steel Corporation · 1996
- X-ray method and apparatus used in conjunction with a charged particle cancer therapy system60US 8,487,278 B22013
- Beam direct converter58US 4,584,473 ATokyo Shibaura Denki Kabushiki Kaisha · 1986