F02B 33/18
With crankshaft being arranged between working and pumping cylinders
Official title: with crankshaft being arranged between working and pumping cylinders
F02B33/18 (With crankshaft being arranged between working and pumping cylinders) appears on 18 US grants and 14 published applications in this corpus.
Search patents in F02B- Granted patents
- 18
- Published applications
- 14
- Assignees
- 9
- Inventors
- 28
- Latest grant
- 13 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 2 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 1 |
| 2016 | 1 | 2 |
| 2017 | 2 | 1 |
| 2018 | 2 | 4 |
| 2019 | 1 | 0 |
| 2020 | 1 | 1 |
| 2021 | 1 | 1 |
| 2022 | 0 | 1 |
| 2023 | 1 | 0 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
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- Control apparatus and control method for variable valve timing mechanism8 Sep 2020US 10,767,552 B2Hitachi Automotive Systems, Ltd.
- Portable four-stroke engine23 Apr 2019US 10,267,223 B2Chongqing Rato Technology Co., Ltd.
- Internal combustion engine system19 May 2022US 2022/0154652 A1Volvo Truck Corporation
- Method and apparatus for securing communications using multiple encryption keys12 Aug 2021US 2021/0246824 A1Alibaba Group Holding Limited
- Installation of components of an internal combustion engine using wireless tags30 Jul 2020US 2020/0238632 A1GM Global Technology Operations LLC
- Control apparatus and control method for variable valve timing mechanism29 Nov 2018US 2018/0340465 A1Hitachi Automotive Systems, Ltd.
- Method and apparatus for securing communications using multiple encryption keys29 Nov 2018US 2018/0340466 A1Alibaba Group Holding Limited
Most cited
By later US patents
- Engines featuring modified dwell47US 5,228,415 A1993
- Two-cycle internal combustion engine10US 4,191,138 AAteliers de la Motobecane · 1980
- Two-cycle internal combustion engine9US 4,276,858 AAteliers de la Motobecane · 1981
- Fuel injection means for internal combustion engines5US 4,138,972 A1979
- Drive device provided with XY-separating crank mechanism4US 10,138,807 B2Z Mechanism Technology Institute Co., Ltd. · 2018