F02M 25/06
Adding lubricant vapours
Official title: adding lubricant vapours
F02M25/06 (Adding lubricant vapours) appears on 551 US grants and 514 published applications in this corpus.
Search patents in F02M- Granted patents
- 551
- Published applications
- 514
- Assignees
- 209
- Inventors
- 1,108
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 6 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 4 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 5 | 0 |
| 1987 | 9 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 4 | 0 |
| 1998 | 2 | 0 |
| 1999 | 8 | 0 |
| 2000 | 8 | 0 |
| 2001 | 7 | 4 |
| 2002 | 20 | 16 |
| 2003 | 15 | 18 |
| 2004 | 17 | 18 |
| 2005 | 12 | 19 |
| 2006 | 22 | 19 |
| 2007 | 20 | 24 |
| 2008 | 16 | 16 |
| 2009 | 10 | 19 |
| 2010 | 10 | 25 |
| 2011 | 13 | 22 |
| 2012 | 23 | 20 |
| 2013 | 23 | 27 |
| 2014 | 14 | 39 |
| 2015 | 34 | 28 |
| 2016 | 22 | 34 |
| 2017 | 33 | 30 |
| 2018 | 31 | 23 |
| 2019 | 18 | 19 |
| 2020 | 32 | 30 |
| 2021 | 26 | 14 |
| 2022 | 15 | 11 |
| 2023 | 9 | 11 |
| 2024 | 12 | 7 |
| 2025 | 10 | 13 |
| 2026 | 3 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Control apparatus for hybrid vehicle11 Nov 2025US 12,466,385 B2Subaru Corporation
- Liquid separator system4 Nov 2025US 12,460,565 B2LTH Holdings Pty Ltd
- Positive crankcase ventilation (pcv) system with a pcv valve2 Jul 2026US 2026/0185498 A1Ford Global Technologies, LLC
- Systems and methods for monitoring and controlling crankcase combustible gas concentrations18 Jun 2026US 2026/0168450 A1Caterpillar Inc.
- Internal combustion engine11 Jun 2026US 2026/0160225 A1Toyota Jidosha Kabushiki Kaisha
- Systems and methods for capturing emissions with an internal combustion engine26 Mar 2026US 2026/0085677 A1Caterpillar Inc.
- Hydrogen regulation module for a hydrogen internal combustion engine5 Mar 2026US 2026/0063093 A1Phinia Delphi Luxembourg Sarl
Most cited
By later US patents
- Oil separator for recycled blow-by gas99US 4,627,406 AKabushiki Kaisha Tsuchiya Seisakusho · 1986
- Flat low profile diesel engine crankcase ventilation filter72US 6,478,019 B2Nelson Industries, Inc. · 2002
- Oil separator for reducing oil losses from crankcase ventilation71US 5,450,835 ACummins Engine Company, Inc. · 1995
- Multi-peripheral perimeter sealed flat panel coalescing filter element57US 6,478,018 B2Nelson Industries, Inc. · 2002
- Exhaust gas recirculation system56US 5,205,265 AMazda Motor Corporation · 1993