F16C 33/765
By a magnetic field
Official title: {by a magnetic field}
F16C33/765 (By a magnetic field) appears on 78 US grants and 42 published applications in this corpus.
Search patents in F16C- Granted patents
- 78
- Published applications
- 42
- Assignees
- 39
- Inventors
- 131
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 4 | 0 |
| 1990 | 3 | 0 |
| 1991 | 5 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 2 |
| 2003 | 3 | 1 |
| 2004 | 1 | 0 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 2 |
| 2013 | 3 | 1 |
| 2014 | 1 | 2 |
| 2015 | 2 | 9 |
| 2016 | 3 | 6 |
| 2017 | 11 | 5 |
| 2018 | 3 | 4 |
| 2019 | 3 | 1 |
| 2020 | 1 | 2 |
| 2021 | 5 | 3 |
| 2022 | 2 | 1 |
| 2023 | 2 | 0 |
| 2024 | 0 | 1 |
| 2025 | 0 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Anti-nuclear radiation magnetic fluid sealing device9 Jun 2026US 12,651,675 B2Beijing Jiaotong University
- System and method for race geometry and pressure seal for use in space suits24 Oct 2023US 11,795,998 B2
- Bearing device7 Mar 2023US 11,598,369 B2Rigaku Corporation
- Magnetic liquid sealing device13 Dec 2022US 11,525,514 B2Tsinghua University
- Magnetic liquid sealing device adapted to axial and radial displacements of connection4 Jan 2022US 11,215,286 B2Tsinghua University
- Anti-nuclear radiation magnetic fluid sealing device27 Mar 2025US 2025/0104881 A1Beijing Jiaotong University
- Fishing reel7 Nov 2024US 2024/0365764 A1Globeride, Inc.
- Magnetic liquid sealing device30 Jun 2022US 2022/0205542 A1Tsinghua University
- System and method for race geometry and pressure seal for use in space suits9 Dec 2021US 2021/0381547 A1
- Bearing device2 Dec 2021US 2021/0372467 A1Rigaku Corporation
Most cited
By later US patents
- Automobile tire pneumatic pressure controlling apparatus64US 4,844,138 AKabushiki Kaisha Tokai Rika Denki Seisakusho · 1989
- Spindle motor with bearing system having fluid sealing and leakage prevention40US 5,880,545 ANidec Corporation · 1999
- Compact ferrofluidic electrically conducting sealed bearing37US 4,898,480 AFerrofluidics Corporation · 1990
- Bearing assembly with integrated ferrofluid seal36US 4,628,384 AFerrofluidics Corporation · 1986
- Disk storage spindle arrangement31US 4,713,704 AFAG Kugelfischer Georg Schafer (KGaA) · 1987