F16C 32/04
Bearings not otherwise provided for: using magnetic or electric supporting means
Official title: using magnetic or electric supporting means
F16C32/04 (Bearings not otherwise provided for: using magnetic or electric supporting means) appears on 1,854 US grants and 1,385 published applications in this corpus.
Search patents in F16C- Granted patents
- 1,854
- Published applications
- 1,385
- Assignees
- 751
- Inventors
- 2,810
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 12 | 0 |
| 1977 | 11 | 0 |
| 1978 | 14 | 0 |
| 1979 | 9 | 0 |
| 1980 | 3 | 0 |
| 1981 | 14 | 0 |
| 1982 | 17 | 0 |
| 1983 | 13 | 0 |
| 1984 | 12 | 0 |
| 1985 | 11 | 0 |
| 1986 | 18 | 0 |
| 1987 | 21 | 0 |
| 1988 | 13 | 0 |
| 1989 | 26 | 0 |
| 1990 | 19 | 0 |
| 1991 | 32 | 0 |
| 1992 | 40 | 0 |
| 1993 | 44 | 0 |
| 1994 | 34 | 0 |
| 1995 | 32 | 0 |
| 1996 | 46 | 0 |
| 1997 | 35 | 0 |
| 1998 | 64 | 0 |
| 1999 | 53 | 0 |
| 2000 | 49 | 0 |
| 2001 | 60 | 16 |
| 2002 | 55 | 53 |
| 2003 | 59 | 43 |
| 2004 | 55 | 47 |
| 2005 | 33 | 45 |
| 2006 | 33 | 27 |
| 2007 | 28 | 45 |
| 2008 | 25 | 65 |
| 2009 | 21 | 46 |
| 2010 | 41 | 52 |
| 2011 | 33 | 60 |
| 2012 | 37 | 42 |
| 2013 | 34 | 46 |
| 2014 | 41 | 79 |
| 2015 | 50 | 76 |
| 2016 | 41 | 60 |
| 2017 | 74 | 66 |
| 2018 | 53 | 58 |
| 2019 | 65 | 83 |
| 2020 | 68 | 66 |
| 2021 | 63 | 60 |
| 2022 | 65 | 57 |
| 2023 | 47 | 52 |
| 2024 | 50 | 62 |
| 2025 | 47 | 54 |
| 2026 | 34 | 25 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Magnetic bearing and compressor22 Sep 2026US 12,742,475 B2Gree Electric Appliances, Inc. of Zhuhai
- Method of regulating electrical supply for a magnetic bearing control system15 Sep 2026US 12,736,083 B2Atlas Copco Airpower N.V.
- Battery-based active magnetic bearing system and a power supply circuit thereof25 Aug 2026US 12,719,301 B2Carrier Corporation
- Electromagnetic rotary machinery25 Aug 2026US 12,719,316 B2Mitsubishi Electric Corporation
- Back-yokeless magnetic-bearing-integrated motor25 Aug 2026US 12,719,332 B2Gachon University of Industry-Academic Cooperation Foundation
- Abnormal physical condition determination system, abnormal physical condition determination method, and computer program8 Oct 2026US 2026/0311499 A1NEC Corporation
- A vacuum pump and a permanent magnetic bearing assembly for a vacuum pump24 Sep 2026US 2026/0286969 A1
- Magnetic assembly and vacuum pump17 Sep 2026US 2026/0275991 A1Leybold Aktiengesellschaft
- Magnetic levitation device and pump unit10 Sep 2026US 2026/0266292 A1Levitronix LLC
- Magnetic levitation device and pump unit10 Sep 2026US 2026/0266305 A1Levitronix LLC
Most cited
By later US patents
- Combined position sensor and magnetic motor or bearing1,212US 4,652,820 ANorth American Philips Corporation · 1987
- Energy conversion systems and methods405US 10,060,473 B2Oceana Energy Company · 2018
- Magnetically suspended rotor axial flow blood pump373US 4,779,614 ANimbus Medical, Inc. · 1988
- Bearingless blood pump and electronic drive system372US 6,071,093 AABIOMED, Inc. · 2000
- Rotary pump with hydrodynamically suspended impeller327US 6,227,797 B1VentrAssist Pty Ltd and University of Technology · 2001