H01J 2235/108
Lubricants
H01J2235/108 (Lubricants) appears on 65 US grants and 65 published applications in this corpus.
Search patents in H01J- Granted patents
- 65
- Published applications
- 65
- Assignees
- 25
- Inventors
- 137
- Latest grant
- 23 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 3 | 4 |
| 2003 | 1 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 1 |
| 2007 | 1 | 1 |
| 2008 | 2 | 9 |
| 2009 | 5 | 3 |
| 2010 | 2 | 5 |
| 2011 | 3 | 5 |
| 2012 | 3 | 2 |
| 2013 | 2 | 2 |
| 2014 | 4 | 3 |
| 2015 | 1 | 3 |
| 2016 | 3 | 3 |
| 2017 | 2 | 3 |
| 2018 | 5 | 2 |
| 2019 | 2 | 1 |
| 2020 | 2 | 3 |
| 2021 | 3 | 2 |
| 2022 | 2 | 4 |
| 2023 | 2 | 3 |
| 2024 | 2 | 1 |
| 2025 | 3 | 3 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Methods for x-ray tube rotors with speed and/or position control23 Dec 2025US 12,505,972 B2GE Precision Healthcare LLC
- Sliding bearing unit and rotary anode type X-RAY tube30 Sep 2025US 12,431,317 B2Canon Electron Tubes & Devices Co., Ltd.
- X-ray tube7 Jan 2025US 12,191,108 B2Canon Electron Tubes & Devices Co., Ltd.
- Liquid metal bearing with enhanced sealing structures30 Jul 2024US 12,051,558 B2GE Precision Healthcare LLC
- X-ray tube and X-ray generating apparatus30 Jan 2024US 11,887,803 B2Siemens Healthcare GmbH
- Rotating anode x-ray tube12 Mar 2026US 2026/0074137 A1Canon Electron Tubes & Devices Co., Ltd.
- Rotating anode x-ray tube18 Sep 2025US 2025/0292988 A1Canon Electron Tubes & Devices Co., Ltd.
- Thrust bearing vent for a liquid metal bearing assembly1 May 2025US 2025/0140508 A1GE Precision Healthcare LLC
- Systems and methods for liquid metal bearing assembly2 Jan 2025US 2025/0006449 A1GE Precision Healthcare LLC
- Methods for x-ray tube rotors with speed and/or position control16 May 2024US 2024/0161996 A1GE Precision Healthcare LLC
Most cited
By later US patents
- X-ray tube with liquid-metal fluid bearing18US 7,050,541 B2Siemens Aktiengesellschaft · 2006
- X-ray tube rotor and stator assembly17US 5,875,227 AGeneral Electric Company · 1999
- Rotary-anode x-ray tube comprising a sleeve bearing16US 5,381,456 AU. S. Philips Corporation · 1995
- Rotating anode X-ray tube15US 7,697,665 B2Kabushiki Kaisha Toshiba · 2010
- Rotary anode X-ray tube14US 4,357,555 AU. S. Philips Corporation · 1982