F02B 75/243
With only one crankshaft of the "boxer" type
Official title: {with only one crankshaft of the "boxer" type, e.g. all connecting rods attached to separate crankshaft bearings}
F02B75/243 (With only one crankshaft of the "boxer" type) appears on 134 US grants and 58 published applications in this corpus.
Search patents in F02B- Granted patents
- 134
- Published applications
- 58
- Assignees
- 53
- Inventors
- 186
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 4 | 0 |
| 1985 | 6 | 0 |
| 1986 | 3 | 0 |
| 1987 | 6 | 0 |
| 1988 | 2 | 0 |
| 1989 | 6 | 0 |
| 1990 | 7 | 0 |
| 1991 | 4 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 5 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 19 | 2 |
| 2002 | 5 | 10 |
| 2003 | 7 | 7 |
| 2004 | 10 | 7 |
| 2005 | 1 | 6 |
| 2006 | 9 | 1 |
| 2007 | 0 | 1 |
| 2008 | 1 | 2 |
| 2009 | 0 | 2 |
| 2010 | 2 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 3 |
| 2013 | 2 | 3 |
| 2014 | 2 | 0 |
| 2015 | 2 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 1 | 1 |
| 2019 | 0 | 1 |
| 2020 | 2 | 3 |
| 2021 | 2 | 1 |
| 2022 | 3 | 1 |
| 2023 | 0 | 1 |
| 2024 | 2 | 1 |
| 2025 | 1 | 1 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Internal combustion engine having common engine parts and method of forming same21 Apr 2026US 12,607,144 B2ASF Technologies (Australia) Pty Ltd
- Internal combustion engine including through-bolt aperture and single through-bolt25 Nov 2025US 12,480,438 B2Cummins Inc.
- Crank mechanism for the use in an in-line boxer engine14 May 2024US 11,982,224 B2
- Internal combustion engine having concentric camshaft and balance shaft30 Jan 2024US 11,885,390 B2ASF Technologies (Australia) Pty Ltd
- Enhanced aero diesel engine30 Aug 2022US 11,428,157 B2General Atomics Aeronautical Systems, Inc.
- Boxer Engine and Vehicle with a Boxer Engine1 Oct 2026US 2026/0298175 A1Dr. Ing. h,c.F. Porsche Aktiengesellschaft
- Opposed-piston engine26 Mar 2026US 2026/0085630 A1Kubota Corporation
- Internal combustion engine including through-bolt aperture and single through-bolt9 Oct 2025US 2025/0314197 A1Cummins Inc.
- Internal Combustion Engine Having Common Engine Parts And Method Of Forming Same8 Feb 2024US 2024/0044286 A1ASF Technologies (Australia) Pty Ltd
- Crank Mechanism for the Use in an In-Line Boxer Engine27 Apr 2023US 2023/0129546 A1
Most cited
By later US patents
- Air cleaner for a vehicle40US 5,609,658 AHonda Giken Kogyo Kabushiki Kaisha · 1997
- Four-stroke internal combustion engine27US 5,579,735 AMcCulloch Corporation · 1996
- Radiator apparatus in a motorized two-wheeled vehicle25US 4,019,595 AHonda Giken Kogyo Kabushiki Kaisha · 1977
- Porsche automobile oil drain replacement tube25US 4,066,281 A1978
- Four-stroke internal combustion engine25US 5,347,967 AMcCulloch Corporation · 1994