F16C 33/763
Retained in the sealing gap
Official title: {retained in the sealing gap}
F16C33/763 (Retained in the sealing gap) appears on 107 US grants and 74 published applications in this corpus.
Search patents in F16C- Granted patents
- 107
- Published applications
- 74
- Assignees
- 63
- Inventors
- 200
- 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 | 2 | 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 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 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 | 2 |
| 2012 | 0 | 2 |
| 2013 | 4 | 4 |
| 2014 | 2 | 2 |
| 2015 | 3 | 15 |
| 2016 | 7 | 7 |
| 2017 | 13 | 6 |
| 2018 | 6 | 9 |
| 2019 | 6 | 1 |
| 2020 | 4 | 5 |
| 2021 | 5 | 5 |
| 2022 | 5 | 2 |
| 2023 | 3 | 1 |
| 2024 | 1 | 1 |
| 2025 | 2 | 6 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Anti-nuclear radiation magnetic fluid sealing device9 Jun 2026US 12,651,675 B2Beijing Jiaotong University
- Suspension bearing unit with sealing portion6 Jan 2026US 12,516,699 B2Aktiebolaget Skf
- Wheel hub bearing assembly with sealing device30 Dec 2025US 12,510,118 B2Aktiebolaget Skf
- Grease inhibitor9 Dec 2025US 12,492,781 B2Graco Minnesota Inc.
- Shaft seal assembly10 Dec 2024US 12,163,590 B2Inpro/Seal LLC
- Drive unit for an electric bicycle, having a sealing element10 Sep 2026US 2026/0264805 A1Brose Antriebstechnik GmbH & Co. Kommanditgesellschft, Berlin
- Sealing device23 Apr 2026US 2026/0110332 A1Uchiyama Manufacturing Corp.
- Suspension bearing unit with sealing portion2 Oct 2025US 2025/0305542 A1Aktiebolaget Skf
- Anti-nuclear radiation magnetic fluid sealing device27 Mar 2025US 2025/0104881 A1Beijing Jiaotong University
- Bearing seal and its applications20 Mar 2025US 2025/0092916 A1
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