F16J 15/162
Special parts or details relating to lubrication or cooling of the sealing
Official title: {Special parts or details relating to lubrication or cooling of the sealing itself (F16J15/324, F16J15/3404, F16J15/40 take precedence)}
F16J15/162 (Special parts or details relating to lubrication or cooling of the sealing) appears on 250 US grants and 197 published applications in this corpus.
Search patents in F16J- Granted patents
- 250
- Published applications
- 197
- Assignees
- 183
- Inventors
- 527
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 1 | 0 |
| 1978 | 6 | 0 |
| 1979 | 3 | 0 |
| 1980 | 5 | 0 |
| 1981 | 2 | 0 |
| 1982 | 6 | 0 |
| 1983 | 3 | 0 |
| 1984 | 4 | 0 |
| 1985 | 5 | 0 |
| 1986 | 6 | 0 |
| 1987 | 4 | 0 |
| 1988 | 9 | 0 |
| 1989 | 8 | 0 |
| 1990 | 6 | 0 |
| 1991 | 5 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 4 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 1 |
| 2002 | 4 | 2 |
| 2003 | 3 | 3 |
| 2004 | 2 | 3 |
| 2005 | 2 | 3 |
| 2006 | 2 | 2 |
| 2007 | 0 | 1 |
| 2008 | 0 | 2 |
| 2009 | 0 | 7 |
| 2010 | 1 | 4 |
| 2011 | 3 | 5 |
| 2012 | 6 | 2 |
| 2013 | 6 | 8 |
| 2014 | 2 | 10 |
| 2015 | 3 | 15 |
| 2016 | 3 | 20 |
| 2017 | 13 | 15 |
| 2018 | 14 | 15 |
| 2019 | 18 | 13 |
| 2020 | 11 | 13 |
| 2021 | 14 | 17 |
| 2022 | 12 | 12 |
| 2023 | 9 | 9 |
| 2024 | 10 | 6 |
| 2025 | 10 | 5 |
| 2026 | 3 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Slick durable seal18 Aug 2026US 12,710,097 B2Uchicago Argonne, LLC
- Sealing device21 Jul 2026US 12,687,228 B2Nok Corporation
- Sealing device and damper for hydraulic equipment7 Apr 2026US 12,595,834 B2KYB Corporation
- Stuffing box for use with reciprocal moveable piston rods and method of manufacturing30 Dec 2025US 12,510,158 B2Nuovo Pignone Tecnologie Srl
- Fluid coolers, heat exchangers, seal assemblies and systems including fluid coolers or heat exchangers and related methods2 Dec 2025US 12,487,036 B2Flowserve Pte. Ltd.
- Sliding components16 Jul 2026US 2026/0201952 A1Eagle Industry Co., Ltd.
- Motor system25 Jun 2026US 2026/0180402 A1Mazda Motor Corporation
- Motor system25 Jun 2026US 2026/0180404 A1Mazda Motor Corporation
- Rotation seal-cooling structure, heating device, and rotation seal-cooling method2 Apr 2026US 2026/0092648 A1Tsukishima Kikai Co., Ltd.
- Sealing device19 Jun 2025US 2025/0198515 A1Nok Corporation
Most cited
By later US patents
- Cardiac assist pump with steady rate supply of fluid lubricant443US 4,927,407 ARegents of the University of Minnesota · 1990
- Self-lubricating elastomeric seal with polarized graphite126US 6,789,634 B1Smith International, Inc. · 2004
- Rotary shaft seal82US 4,484,753 ANL Industries, Inc. · 1984
- Magnetic fluid sealing device63US 5,826,885 ARigaku/USA, Inc. · 1998
- Skew resisting hydrodynamic seal59US 6,315,302 B1Kalsi Engineering, Inc. · 2001