F02B 29/08
Modifying distribution valve timing for charging purposes
Official title: Modifying distribution valve timing for charging purposes (F02B29/06 takes precedence)
F02B29/08 (Modifying distribution valve timing for charging purposes) appears on 130 US grants and 89 published applications in this corpus.
Search patents in F02B- Granted patents
- 130
- Published applications
- 89
- Assignees
- 66
- Inventors
- 238
- Latest grant
- 28 Nov 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 7 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 7 | 0 |
| 1991 | 3 | 0 |
| 1992 | 6 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 4 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 1 |
| 2002 | 2 | 2 |
| 2003 | 2 | 4 |
| 2004 | 2 | 5 |
| 2005 | 3 | 4 |
| 2006 | 5 | 10 |
| 2007 | 8 | 10 |
| 2008 | 9 | 3 |
| 2009 | 2 | 4 |
| 2010 | 3 | 7 |
| 2011 | 3 | 8 |
| 2012 | 3 | 6 |
| 2013 | 7 | 1 |
| 2014 | 5 | 2 |
| 2015 | 3 | 2 |
| 2016 | 1 | 5 |
| 2017 | 1 | 1 |
| 2018 | 3 | 4 |
| 2019 | 1 | 4 |
| 2020 | 0 | 4 |
| 2021 | 5 | 1 |
| 2022 | 1 | 1 |
| 2023 | 3 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Method in a two-stroke engine and two-stroke engine28 Nov 2023US 11,828,238 B2Hedman Ericsson Patent AB
- Motor vehicle turbo or supercharger diverter valve system18 Apr 2023US 11,629,635 B2Accurate Repetition Pty Limited
- Combustion chamber valve and fuel system for driven fastener hand tool11 Apr 2023US 11,624,314 B2Power Tech Staple and Nail, Inc.
- Motor vehicle turbo or supercharger diverter valve system6 Sep 2022US 11,434,812 B2Accurate Repetition Pty Limited
- Turbocharger control using an intake throttle valve7 Dec 2021US 11,193,434 B2Caterpillar Inc.
- Motor Vehicle Turbo or Supercharger Diverter Valve System17 Nov 2022US 2022/0364500 A1Accurate Repetition Pty Limited
- Turbocharger control using an intake throttle valve3 Jun 2021US 2021/0164409 A1Caterpillar Inc.
- Motor Vehicle Turbo or Supercharger Diverter Valve System22 Oct 2020US 2020/0332707 A1Accurate Repetition Pty Limited
- Method in a two-stroke engine and two-stroke engine15 Oct 2020US 2020/0325834 A1Hedman Ericsson Patent AB
- Combustion chamber valve and fuel system for driven fastener hand tool27 Feb 2020US 2020/0063643 A1Power Tech Staple and Nail, Inc.
Most cited
By later US patents
- Method of improving the efficiency of a supercharged diesel engine71US 4,424,790 ASociete d'Etudes de Machines Thermiques S.E.M.T. · 1984
- Turbo-charger engine system51US 4,930,315 AKabushiki Kaisha Kanesaka Gijutsu Kenkyusho · 1990
- Method for controlling the working cycle of an internal combustion engine44US 4,815,423 AAB Volvo · 1989
- Control system for engine with mechanical supercharger43US 5,421,308 AMazda Motor Corporation · 1995
- Internal combustion engine with intake manifold plenum and method of use41US 6,302,076 B12001