F16C 33/743
Retained in the sealing gap
Official title: {retained in the sealing gap}
F16C33/743 (Retained in the sealing gap) appears on 294 US grants and 327 published applications in this corpus.
Search patents in F16C- Granted patents
- 294
- Published applications
- 327
- Assignees
- 79
- Inventors
- 435
- Latest grant
- 7 Jul 2026
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 | 4 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 9 | 0 |
| 2001 | 4 | 1 |
| 2002 | 3 | 3 |
| 2003 | 3 | 5 |
| 2004 | 2 | 13 |
| 2005 | 3 | 10 |
| 2006 | 11 | 20 |
| 2007 | 12 | 13 |
| 2008 | 5 | 17 |
| 2009 | 15 | 11 |
| 2010 | 10 | 24 |
| 2011 | 9 | 13 |
| 2012 | 19 | 29 |
| 2013 | 32 | 54 |
| 2014 | 41 | 45 |
| 2015 | 27 | 25 |
| 2016 | 12 | 8 |
| 2017 | 7 | 2 |
| 2018 | 6 | 8 |
| 2019 | 6 | 10 |
| 2020 | 8 | 3 |
| 2021 | 5 | 4 |
| 2022 | 3 | 5 |
| 2023 | 4 | 1 |
| 2024 | 4 | 1 |
| 2025 | 1 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Sliding bearing unit and rotating anode X-ray tube7 Jul 2026US 12,676,277 B2Canon Electron Tubes & Devices Co., Ltd.
- Systems and methods for a liquid metal bearing assembly fill port and plug3 Jun 2025US 12,322,566 B2GE Precision Healthcare LLC
- Fluid dynamic bearing, spindle motor, hard disk drive device3 Dec 2024US 12,158,180 B2MINEBEA MITSUMI Inc.
- Sliding components25 Jun 2024US 12,018,757 B2Eagle Industry Co., Ltd.
- Spherical plain bearing with lubrication features14 May 2024US 11,982,313 B2Roller Bearing Company of America, Inc.
- Systems and methods for liquid metal bearing assembly2 Jan 2025US 2025/0006449 A1GE Precision Healthcare LLC
- Systems and methods for a liquid metal bearing assembly fill port and plug2 Jan 2025US 2025/0006450 A1GE Precision Healthcare LLC
- Sliding bearing unit and rotating anode x-ray tube17 Oct 2024US 2024/0347308 A1Canon Electron Tubes & Devices Co., Ltd.
- Fluid dynamic bearing, spindle motor, hard disk drive device8 Jun 2023US 2023/0175549 A1MINEBEA MITSUMI Inc.
- Spherical plain bearing with lubrication features29 Dec 2022US 2022/0412403 A1Roller Bearing Company of America, Inc.
Most cited
By later US patents
- Hydrodynamic bearing having inverted surface tension seals78US 5,533,811 AQuantum Corporation · 1996
- Hydrodynamic bearing and seal60US 5,423,612 AQuantum Corporation · 1995
- Self-contained hydrodynamic bearing unit and seals54US 5,558,445 AQuantum Corporation · 1996
- 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