F16J 15/4472
With axial path
Official title: {with axial path}
F16J15/4472 (With axial path) appears on 379 US grants and 343 published applications in this corpus.
Search patents in F16J- Granted patents
- 379
- Published applications
- 343
- Assignees
- 171
- Inventors
- 725
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 7 | 0 |
| 1979 | 3 | 0 |
| 1980 | 1 | 0 |
| 1981 | 5 | 0 |
| 1982 | 2 | 0 |
| 1983 | 6 | 0 |
| 1984 | 4 | 0 |
| 1985 | 1 | 0 |
| 1986 | 4 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 7 | 0 |
| 1992 | 3 | 0 |
| 1993 | 5 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 5 | 0 |
| 1998 | 4 | 0 |
| 1999 | 5 | 0 |
| 2000 | 14 | 0 |
| 2001 | 7 | 1 |
| 2002 | 10 | 2 |
| 2003 | 2 | 5 |
| 2004 | 4 | 4 |
| 2005 | 2 | 7 |
| 2006 | 3 | 5 |
| 2007 | 4 | 15 |
| 2008 | 4 | 5 |
| 2009 | 3 | 7 |
| 2010 | 6 | 13 |
| 2011 | 8 | 9 |
| 2012 | 9 | 17 |
| 2013 | 6 | 12 |
| 2014 | 8 | 16 |
| 2015 | 12 | 21 |
| 2016 | 16 | 19 |
| 2017 | 15 | 23 |
| 2018 | 19 | 29 |
| 2019 | 21 | 20 |
| 2020 | 23 | 27 |
| 2021 | 24 | 17 |
| 2022 | 24 | 21 |
| 2023 | 16 | 16 |
| 2024 | 19 | 13 |
| 2025 | 14 | 11 |
| 2026 | 6 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Blast furnace distributing device with nitrogen sealing structure4 Aug 2026US 12,698,540 B2
- High pressure gas sealing23 Jun 2026US 12,663,015 B2Dover Pumps & Process Solutions Segment, Inc.
- Contact-free wheel bearing pre-seal and wheel bearing arrangement with such a pre-seal26 May 2026US 12,636,910 B2Volkswagen Aktiengesellschaft
- Seal assembly for a rotary machine12 May 2026US 12,624,644 B2General Electric Company
- Labyrinth seal arrangement7 Apr 2026US 12,595,851 B2Martin GmbH fur Umwelt- und Energietechnik
- Seal structure, rotary table device, and machine tool8 Oct 2026US 2026/0309233 A1Fanuc Corporation
- Seal device24 Sep 2026US 2026/0287062 A1Mitsubishi Heavy Industries, Ltd.
- Shaft Seal Assembly3 Sep 2026US 2026/0258869 A1Inpro/Seal LLC
- Dual Hardness Labyrinth Seal25 Jun 2026US 2026/0177148 A1GMN Bearing USA
- Low-maintenance seal assembly for a vertically aligned industrial gearbox11 Jun 2026US 2026/0160324 A1Flender GmbH
Most cited
By later US patents
- Woven seal and hybrid cloth-brush seals for turbine applications79US 5,474,306 AGeneral Electric Company · 1995
- Trenched brush seal75US 5,181,728 AGeneral Electric Company · 1993
- Brush seals and combined labyrinth and brush seals for rotary machines73US 6,131,910 AGeneral Electric Company · 2000
- Sealing rings70US 4,022,479 A1977
- Combined brush seal and labyrinth seal segment for rotary machines69US 5,749,584 AGeneral Electric Company · 1998