F02D 41/38
Of the high pressure type
Official title: of the high pressure type
F02D41/38 (Of the high pressure type) appears on 5,978 US grants and 5,314 published applications in this corpus.
Search patents in F02D- Granted patents
- 5,978
- Published applications
- 5,314
- Assignees
- 680
- Inventors
- 8,262
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 13 | 0 |
| 1977 | 7 | 0 |
| 1978 | 4 | 0 |
| 1979 | 9 | 0 |
| 1980 | 5 | 0 |
| 1981 | 10 | 0 |
| 1982 | 17 | 0 |
| 1983 | 24 | 0 |
| 1984 | 33 | 0 |
| 1985 | 48 | 0 |
| 1986 | 40 | 0 |
| 1987 | 37 | 0 |
| 1988 | 36 | 0 |
| 1989 | 35 | 0 |
| 1990 | 12 | 0 |
| 1991 | 27 | 0 |
| 1992 | 32 | 0 |
| 1993 | 47 | 0 |
| 1994 | 19 | 0 |
| 1995 | 24 | 0 |
| 1996 | 32 | 0 |
| 1997 | 36 | 0 |
| 1998 | 88 | 0 |
| 1999 | 108 | 0 |
| 2000 | 141 | 0 |
| 2001 | 163 | 55 |
| 2002 | 177 | 160 |
| 2003 | 181 | 184 |
| 2004 | 176 | 185 |
| 2005 | 168 | 217 |
| 2006 | 220 | 222 |
| 2007 | 186 | 225 |
| 2008 | 188 | 206 |
| 2009 | 126 | 287 |
| 2010 | 182 | 246 |
| 2011 | 168 | 234 |
| 2012 | 188 | 208 |
| 2013 | 190 | 201 |
| 2014 | 182 | 227 |
| 2015 | 159 | 288 |
| 2016 | 253 | 314 |
| 2017 | 293 | 267 |
| 2018 | 294 | 301 |
| 2019 | 333 | 288 |
| 2020 | 315 | 243 |
| 2021 | 297 | 238 |
| 2022 | 246 | 144 |
| 2023 | 160 | 120 |
| 2024 | 124 | 83 |
| 2025 | 77 | 93 |
| 2026 | 48 | 78 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Systems and methods for controlling cylinder combustion in a dual fuel engine using in-cylinder pressure sensing8 Sep 2026US 12,729,654 B2Caterpillar Inc.
- System and method of fuel injection mode transitions for an internal combustion engine during cylinder activation and deactivation8 Sep 2026US 12,729,657 B2GM Global Technology Operations LLC
- Controller for injectors1 Sep 2026US 12,723,554 B2Toyota Jidosha Kabushiki Kaisha
- System and method for adaptive control of air-to-fuel ratio18 Aug 2026US 12,710,014 B2Caterpillar Inc.
- Fuel agnostic compression ignition engine18 Aug 2026US 12,710,015 B2Climate Energy Investments, LLC
- Non-intrusive fueling event measurement for fueling systems8 Oct 2026US 2026/0309103 A1Cummins-Scania HPCR System, LLC
- Engine control system and methods8 Oct 2026US 2026/0309111 A1Arctic Cat Inc.
- Method for detecting tuning measures on an internal combustion engine, computer program product, and control unit24 Sep 2026US 2026/0286914 A1
- Control device, gas engine, control method, and program24 Sep 2026US 2026/0286915 A1Mitsubishi Heavy Industries Engine & Turbocharger, Ltd.
- Surge avoidance control device, internal combustion engine system, surge avoidance control method, and program17 Sep 2026US 2026/0275903 A1Komatsu Ltd.
Most cited
By later US patents
- Surgical stapling systems and staple cartridges for deploying surgical staples with tissue compression features2,424US 7,604,151 B2Ethicon Endo-Surgery, Inc. · 2009
- Surgical stapling instruments having a releasable staple-forming pocket2,400US 7,438,209 B1Ethicon Endo-Surgery, Inc. · 2008
- Staple cartridge cavity configurations2,227US 8,590,762 B2Ethicon Endo-Surgery, Inc. · 2013
- Surgical stapling systems and staple cartridges for deploying surgical staples with tissue compression features2,208US 8,186,560 B2Ethicon Endo-Surgery, Inc. · 2012
- Washer for use with a surgical stapling instrument2,143US 7,669,747 B2Ethicon Endo-Surgery, Inc. · 2010