F16C 33/746
By a magnetic field
Official title: {by a magnetic field}
F16C33/746 (By a magnetic field) appears on 37 US grants and 10 published applications in this corpus.
Search patents in F16C- Granted patents
- 37
- Published applications
- 10
- Assignees
- 21
- Inventors
- 70
- Latest grant
- 7 May 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 1 |
| 2002 | 1 | 2 |
| 2003 | 2 | 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 | 1 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 1 |
| 2017 | 1 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 1 |
| 2020 | 0 | 0 |
| 2021 | 1 | 1 |
| 2022 | 1 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Self-healing bearing device using electric or magnetic fluids7 May 2024US 11,976,690 B2Bifröst Research and Development B.V.
- Turbomachine with internal bearing and rotor-spline interface cooling and systems incorporating the same13 Sep 2022US 11,441,487 B2Concepts NREC, LLC
- Magnetic liquid sealing device having heat conductive rod and heat dissipating jacket16 Nov 2021US 11,174,947 B2Tsinghua University
- Magnetic fluid seal13 Aug 2019US 10,378,587 B2Eagleburgmann Japan Co., Ltd.
- Sealed bearing assembly with swing and movement5 Dec 2017US 9,835,254 B2Applied Nano Technology Science, Inc.
- Self-healing bearing device using electric or magnetic fluids24 Nov 2022US 2022/0373031 A1Bifröst Research and Development B.V.
- Magnetic liquid sealing device having heat conductive rod and heat dissipating jacket29 Apr 2021US 2021/0123530 A1Tsinghua University
- Turbomachine With Internal Bearing And Rotor-Spline Interface Cooling and Systems Incorporating the Same31 Oct 2019US 2019/0331027 A1Concepts NREC, LLC
- Magnetic fluid seal25 Oct 2018US 2018/0306246 A1Eagleburgmann Japan Co., Ltd.
- Sealed Bearing Assembly with Swing and Movement3 Mar 2016US 2016/0061262 A1Applied Nano Technology Science, Inc.
Most cited
By later US patents
- Sealing and bearing means by use of ferrofluid51US 4,486,026 ANippon Seiko Kabushiki Kaisha · 1984
- Static pressure bearing51US 4,749,283 ACanon Kabushiki Kaisha · 1988
- Ferrofluid bearing and seal apparatus50US 4,630,943 AFerrofluidics Corporation · 1986
- Seal for fluid bearings43US 4,254,961 ALitton Systems, Inc. · 1981
- Fluid seal with shaft excursion compensation36US 4,671,677 AMechanical Technology Incorporated · 1987