F01M 13/0405
Arranged in covering members apertures
Official title: {arranged in covering members apertures, e.g. caps}
F01M13/0405 (Arranged in covering members apertures) appears on 78 US grants and 65 published applications in this corpus.
Search patents in F01M- Granted patents
- 78
- Published applications
- 65
- Assignees
- 51
- Inventors
- 184
- Latest grant
- 13 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 2 |
| 2002 | 1 | 1 |
| 2003 | 1 | 1 |
| 2004 | 2 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 2 |
| 2007 | 1 | 2 |
| 2008 | 0 | 1 |
| 2009 | 1 | 0 |
| 2010 | 2 | 4 |
| 2011 | 1 | 1 |
| 2012 | 2 | 0 |
| 2013 | 0 | 2 |
| 2014 | 2 | 7 |
| 2015 | 3 | 5 |
| 2016 | 5 | 6 |
| 2017 | 4 | 0 |
| 2018 | 3 | 8 |
| 2019 | 4 | 3 |
| 2020 | 6 | 7 |
| 2021 | 9 | 4 |
| 2022 | 2 | 3 |
| 2023 | 2 | 4 |
| 2024 | 2 | 0 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Engine and flywheel housing13 May 2025US 12,297,790 B2Yanmar Holdings Co., Ltd.
- Aerosol separator for separating aerosols in a blow-by gas15 Oct 2024US 12,115,478 B2Deere & Company
- Explosion relief valve with annular flame arrestor23 Jan 2024US 11,879,382 B2Penn-Troy Manufacturing Inc.
- Aerosol separator for separating aerosols in a blow-by gas8 Aug 2023US 11,717,779 B2Deere & Company
- Oil separating device for the crankcase ventilation of an internal combustion engine4 Jul 2023US 11,692,468 B2Bruss Sealing Systems GmbH
- Pressure equalization apparatus and use thereof11 Sep 2025US 2025/0283548 A1Carl Freudenberg KG
- Aerosol separator for separating aerosols in a blow-by gas14 Dec 2023US 2023/0398479 A1Deere & Company
- Engine and flywheel housing14 Sep 2023US 2023/0287846 A1Yanmar Holdings Co., Ltd.
- All-direction flow-through flow directing member with angled baffles29 Jun 2023US 2023/0203972 A1Cummins Filtration Inc.
- Explosion relief valve with annular flame arrestor19 Jan 2023US 2023/0018625 A1Penn-Troy Manufacturing Inc.
Most cited
By later US patents
- Oil fill/air breather cap with integral oil separator60US 4,401,093 AFord Motor Company · 1983
- Operator carried power tool having a four-cycle engine42US 5,738,062 ARyobi Outdoor Products · 1998
- Economical engine construction33US 4,380,216 ATecumseh Products Company · 1983
- Oil vapor separator system for the engine of a gas heat pump air conditioner33US 5,329,913 AYamaha Hatsudoki Kabushiki Kaisha · 1994
- Air-oil separator for a crankcase ventilation system in an internal combustion engine33US 5,617,834 AFord Motor Company · 1997