H01J 35/103
Magnetic bearings
Official title: {Magnetic bearings}
H01J35/103 (Magnetic bearings) appears on 50 US grants and 22 published applications in this corpus.
Search patents in H01J- Granted patents
- 50
- Published applications
- 22
- Assignees
- 25
- Inventors
- 80
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 5 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 1 |
| 2008 | 1 | 2 |
| 2009 | 2 | 0 |
| 2010 | 0 | 5 |
| 2011 | 2 | 0 |
| 2012 | 2 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 3 |
| 2016 | 0 | 0 |
| 2017 | 2 | 2 |
| 2018 | 0 | 1 |
| 2019 | 2 | 1 |
| 2020 | 5 | 3 |
| 2021 | 0 | 1 |
| 2022 | 1 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 1 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Thrust bearing vent for a liquid metal bearing assembly14 Jul 2026US 12,683,109 B2GE Precision Healthcare LLC
- Methods for x-ray tube rotors with speed and/or position control23 Dec 2025US 12,505,972 B2GE Precision Healthcare LLC
- Methods and systems for a magnetic motor X-ray assembly19 Apr 2022US 11,309,160 B2GE Precision Healthcare LLC
- Vacuum penetration for magnetic assist bearing2 Jun 2020US 10,672,585 B2Varex Imaging Corporation
- Rotating anode x-ray tube28 Apr 2020US 10,636,611 B2Canon Electron Tubes & Devices Co., Ltd.
- Thrust bearing vent for a liquid metal bearing assembly1 May 2025US 2025/0140508 A1GE Precision Healthcare LLC
- Methods for x-ray tube rotors with speed and/or position control16 May 2024US 2024/0161996 A1GE Precision Healthcare LLC
- Methods and systems for a magnetic motor x-ray assembly11 Nov 2021US 2021/0350996 A1GE Precision Healthcare LLC
- Vacuum penetration for magnetic assist bearing2 Apr 2020US 2020/0105493 A1Varex Imaging Corporation
- Magnetic assist bearing2 Apr 2020US 2020/0105494 A1Varex Imaging Corporation
Most cited
By later US patents
- Rotary anode X-ray tube having a sliding bearing58US 4,677,651 AU. S. Philips Corporation · 1987
- Cylindrical x-ray tube for computed tomography imaging49US 7,305,063 B2Koninklijke Philips Electronics N. V. · 2007
- X-ray apparatus with focus position control48US 4,675,891 AThomson-CGR · 1987
- Bearing assembly including rotating element and magnetic bearings33US 6,198,803 B1General Electric Company · 2001
- Magnetically levitated object23US 4,356,772 AU. S. Philips Corporation · 1982