F16J 15/322
Supported in a direction perpendicular to the surfaces
Official title: supported in a direction perpendicular to the surfaces
F16J15/322 (Supported in a direction perpendicular to the surfaces) appears on 151 US grants and 159 published applications in this corpus.
Search patents in F16J- Granted patents
- 151
- Published applications
- 159
- Assignees
- 102
- Inventors
- 352
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 2 | 0 |
| 2002 | 4 | 3 |
| 2003 | 3 | 3 |
| 2004 | 1 | 5 |
| 2005 | 3 | 6 |
| 2006 | 1 | 3 |
| 2007 | 1 | 5 |
| 2008 | 3 | 6 |
| 2009 | 4 | 6 |
| 2010 | 7 | 11 |
| 2011 | 5 | 11 |
| 2012 | 7 | 3 |
| 2013 | 3 | 7 |
| 2014 | 7 | 7 |
| 2015 | 6 | 11 |
| 2016 | 7 | 16 |
| 2017 | 8 | 7 |
| 2018 | 8 | 5 |
| 2019 | 6 | 6 |
| 2020 | 6 | 4 |
| 2021 | 4 | 8 |
| 2022 | 8 | 5 |
| 2023 | 5 | 9 |
| 2024 | 8 | 6 |
| 2025 | 3 | 1 |
| 2026 | 5 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- High-pressure radial shaft seal with enhanced wear resistance1 Jan 2026US 2026/0002590 A1Trelleborg Sealing Solutions US, Inc.
- High-pressure radial shaft seal with enhanced wear resistance1 Jan 2026US 2026/0002591 A1Trelleborg Sealing Solutions US, Inc.
Most cited
By later US patents
- Radial oil seal61US 4,623,153 ANok Corporation · 1986
- Hydrodynamic packing assembly55US 6,334,619 B12002
- Shaft seal and method47US 4,274,641 AGarlock Inc. · 1981
- Pressure insensitive lip seal45US 4,344,631 AMechanical Technology Incorporated · 1982
- Self-contained anti-blowout seal for fluids or gases45US 6,641,141 B2Bal Seal Engineering, Inc. · 2003