F02M 26/14
In relation to the exhaust system
Official title: in relation to the exhaust system
F02M26/14 (In relation to the exhaust system) appears on 954 US grants and 983 published applications in this corpus.
Search patents in F02M- Granted patents
- 954
- Published applications
- 983
- Assignees
- 265
- Inventors
- 2,101
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 4 | 0 |
| 1978 | 5 | 0 |
| 1979 | 4 | 0 |
| 1980 | 3 | 0 |
| 1981 | 6 | 0 |
| 1982 | 6 | 0 |
| 1983 | 6 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 5 | 0 |
| 1991 | 1 | 0 |
| 1992 | 8 | 0 |
| 1993 | 6 | 0 |
| 1994 | 3 | 0 |
| 1995 | 6 | 0 |
| 1996 | 7 | 0 |
| 1997 | 7 | 0 |
| 1998 | 9 | 0 |
| 1999 | 19 | 0 |
| 2000 | 18 | 0 |
| 2001 | 23 | 10 |
| 2002 | 16 | 17 |
| 2003 | 16 | 29 |
| 2004 | 22 | 22 |
| 2005 | 28 | 44 |
| 2006 | 24 | 31 |
| 2007 | 31 | 50 |
| 2008 | 24 | 45 |
| 2009 | 16 | 45 |
| 2010 | 23 | 51 |
| 2011 | 33 | 81 |
| 2012 | 48 | 43 |
| 2013 | 39 | 42 |
| 2014 | 49 | 52 |
| 2015 | 45 | 62 |
| 2016 | 46 | 52 |
| 2017 | 54 | 38 |
| 2018 | 52 | 61 |
| 2019 | 45 | 43 |
| 2020 | 49 | 48 |
| 2021 | 36 | 34 |
| 2022 | 43 | 25 |
| 2023 | 22 | 18 |
| 2024 | 13 | 11 |
| 2025 | 10 | 13 |
| 2026 | 8 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Engine system components including catalytic coatings and related apparatuses, methods, systems, and techniques15 Sep 2026US 12,736,020 B2Cummins Inc.
- Engine system25 Aug 2026US 12,716,395 B2Volvo Truck Corporation
- Mild-hybrid electric vehicle (MHEV) emissions aftertreatment system18 Aug 2026US 12,710,025 B2Saudi Arabian Oil Company
- Exhaust component14 Jul 2026US 12,680,492 B2Futaba Industrial Co., Ltd.
- Systems and methods for reducing emissions21 Apr 2026US 12,607,153 B2General Electric Company
- Multi-stage emission system for large displacement compression ignition non-road diesel, diesel-natural gas or alternative fuel mixture generator systems for emergency and non-emergency stationary power applications17 Sep 2026US 2026/0275892 A1Bluefin ESI, Inc.
- Spark ignition engine and method for operating spark ignition engine17 Sep 2026US 2026/0275932 A1Mazda Motor Corporation
- Egr valve for an internal combustion engine27 Aug 2026US 2026/0251109 A1Volvo Truck Corporation
- Engine system27 Aug 2026US 2026/0251110 A1Subaru Corporation
- Engine Assembly20 Aug 2026US 2026/0241341 A1Perkins Engines Company Limited
Most cited
By later US patents
- Low emission, diesel-cycle engine158US 6,470,682 B2The United States of America as represented by the Administrator of the United States Environmental Protection Agency · 2002
- Low pressure EGR system for diesel engines149US 6,301,887 B1Engelhard Corporation · 2001
- Low emission, diesel-cycle engine146US 6,301,888 B1The United States of America as represented by the Administrator of the Environmental Protection Agency · 2001
- Dual converter engine exhaust system for reducing hydrocarbon emissions137US 5,125,231 ACorning Incorporated · 1992
- Apparatus and method for internal-combustion engine control121US 5,595,060 AMitsubishi Jidosha Kogyo Kabushiki Kaisha · 1997