H01J 3/32
By magnetic fields only
Official title: by magnetic fields only
H01J3/32 (By magnetic fields only) appears on 10 US grants and 1 published applications in this corpus.
Search patents in H01J- Granted patents
- 10
- Published applications
- 1
- Assignees
- 7
- Inventors
- 14
- Latest grant
- 3 Jan 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Irradiation control device for charged particles3 Jan 2023US 11,545,328 B2Sumitomo Heavy Industries, Ltd.
- Tool for installing and removing threaded camera lenses24 Jan 2017US 9,550,280 B1Cognex Corporation
- Hybrid magnet for vacuum electronic device13 May 2014US 8,723,137 B1InnoSys, Inc.
- Printed sheet for deflection coils30 Nov 1999US 5,994,703 AJEOL Ltd.
- Tool for removing broken light bulbs13 Feb 1996US 5,490,438 ASocket Butler Inc.
Most cited
By later US patents
- System and method for magnetic scanning, accelerating, and implanting of an ion beam122US 5,483,077 ANissin Electric Co., Ltd. · 1996
- System and method for producing oscillating magnetic fields in working gaps useful for irradiating a surface with atomic and molecular ions89US 5,311,028 ANissin Electric Co., Ltd. · 1994
- Magnetic deflection system for ion beam implanters61US 5,393,984 ANissin Electric Co., Ltd. · 1995
- System for irradiating a surface with atomic and molecular ions using two dimensional magnetic scanning53US 5,132,544 ANissin Electric Co., Ltd. · 1992
- Tool for removing broken light bulbs34US 5,490,438 ASocket Butler Inc. · 1996