F02D 9/00
Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits
F02D9/00 (Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits) appears on 3,616 US grants and 2,902 published applications in this corpus.
Search patents in F02D- Granted patents
- 3,616
- Published applications
- 2,902
- Assignees
- 765
- Inventors
- 6,163
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 21 | 0 |
| 1977 | 20 | 0 |
| 1978 | 13 | 0 |
| 1979 | 10 | 0 |
| 1980 | 15 | 0 |
| 1981 | 15 | 0 |
| 1982 | 18 | 0 |
| 1983 | 14 | 0 |
| 1984 | 27 | 0 |
| 1985 | 26 | 0 |
| 1986 | 19 | 0 |
| 1987 | 22 | 0 |
| 1988 | 28 | 0 |
| 1989 | 44 | 0 |
| 1990 | 42 | 0 |
| 1991 | 33 | 0 |
| 1992 | 46 | 0 |
| 1993 | 53 | 0 |
| 1994 | 42 | 0 |
| 1995 | 38 | 0 |
| 1996 | 53 | 0 |
| 1997 | 60 | 0 |
| 1998 | 70 | 0 |
| 1999 | 67 | 0 |
| 2000 | 85 | 0 |
| 2001 | 93 | 38 |
| 2002 | 104 | 88 |
| 2003 | 114 | 128 |
| 2004 | 107 | 147 |
| 2005 | 127 | 161 |
| 2006 | 159 | 135 |
| 2007 | 123 | 148 |
| 2008 | 116 | 125 |
| 2009 | 83 | 162 |
| 2010 | 81 | 119 |
| 2011 | 105 | 109 |
| 2012 | 95 | 102 |
| 2013 | 107 | 132 |
| 2014 | 89 | 101 |
| 2015 | 111 | 140 |
| 2016 | 117 | 141 |
| 2017 | 129 | 146 |
| 2018 | 144 | 143 |
| 2019 | 155 | 133 |
| 2020 | 121 | 126 |
| 2021 | 142 | 111 |
| 2022 | 105 | 84 |
| 2023 | 75 | 55 |
| 2024 | 64 | 55 |
| 2025 | 52 | 37 |
| 2026 | 17 | 36 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Exhaust vane braking strategy for gasoline engine with variable geometry turbine29 Sep 2026US 12,747,688 B1Fca US LLC
- Throttle controlled intake system8 Sep 2026US 12,729,656 B2K&N Engineering, Inc.
- Control device for internal combustion engine25 Aug 2026US 12,716,393 B2Toyota Jidosha Kabushiki Kaisha
- Engine system25 Aug 2026US 12,716,395 B2Volvo Truck Corporation
- Engine30 Jun 2026US 12,668,324 B2Suzuki Motor Corporation
- Systems and methods for prognostics for health prediction of air handling valve-actuator with position sensing10 Sep 2026US 2026/0266229 A1Cummins Inc.
- Efi throttle body with side fuel injectors10 Sep 2026US 2026/0266252 A1Fuel Injection Technology Inc.
- Screw actuated air shutoff valve10 Sep 2026US 2026/0266389 A1Amot Controls Corp.
- Electrically controlled air throttle body structure27 Aug 2026US 2026/0251094 A1Guangdong Huakong Auto Tech Co., Ltd
- Fuel quality determination systems and associated methods of operation27 Aug 2026US 2026/0251103 A1Inpro/Seal LLC
Most cited
By later US patents
- Vial connecting device for a sliding reconstitution device with seal248US 6,063,068 ABaxter International Inc. · 2000
- Sliding reconstitution device with seal214US 6,071,270 ABaxter International Inc. · 2000
- Sliding reconstitution device with seal205US 6,159,192 A2000
- Premixed charge compression ignition engine with optimal combustion control196US 6,276,334 B1Cummins Engine Company, Inc. · 2001
- Sliding reconstitution device with seal168US 5,989,237 ABaxter International Inc. · 1999