F01N 2590/02
Exhaust or silencing apparatus adapted to particular use: for marine vessels or
Official title: for marine vessels or naval applications
F01N2590/02 (Exhaust or silencing apparatus adapted to particular use: for marine vessels or) appears on 692 US grants and 428 published applications in this corpus.
Search patents in F01N- Granted patents
- 692
- Published applications
- 428
- Assignees
- 185
- Inventors
- 991
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 6 | 0 |
| 1988 | 9 | 0 |
| 1989 | 8 | 0 |
| 1990 | 4 | 0 |
| 1991 | 8 | 0 |
| 1992 | 10 | 0 |
| 1993 | 10 | 0 |
| 1994 | 9 | 0 |
| 1995 | 12 | 0 |
| 1996 | 22 | 0 |
| 1997 | 16 | 0 |
| 1998 | 18 | 0 |
| 1999 | 27 | 0 |
| 2000 | 30 | 0 |
| 2001 | 26 | 15 |
| 2002 | 25 | 23 |
| 2003 | 32 | 15 |
| 2004 | 18 | 17 |
| 2005 | 15 | 5 |
| 2006 | 8 | 8 |
| 2007 | 7 | 7 |
| 2008 | 1 | 12 |
| 2009 | 6 | 6 |
| 2010 | 13 | 13 |
| 2011 | 12 | 9 |
| 2012 | 8 | 12 |
| 2013 | 12 | 10 |
| 2014 | 17 | 16 |
| 2015 | 19 | 21 |
| 2016 | 17 | 29 |
| 2017 | 32 | 27 |
| 2018 | 28 | 33 |
| 2019 | 43 | 21 |
| 2020 | 31 | 24 |
| 2021 | 33 | 19 |
| 2022 | 23 | 28 |
| 2023 | 31 | 23 |
| 2024 | 18 | 19 |
| 2025 | 20 | 8 |
| 2026 | 3 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Exhaust system25 Aug 2026US 12,715,567 B2Yanmar Holdings Co., Ltd.
- Marine methanol inert gas blanketing16 Jun 2026US 12,655,817 B2Caterpillar Inc.
- Exhaust gas treatment system and method10 Feb 2026US 12,544,716 B2SodaFlexx Distribution LLP
- System and method for monitoring an exhaust gas purification system9 Dec 2025US 12,492,658 B2Sick AG
- Engine device2 Dec 2025US 12,486,793 B2Yanmar Holdings Co., Ltd.
- Exhaust manifold and engine27 Aug 2026US 2026/0251085 A1Yanmar Holdings Co., Ltd.
- Integrated process for removing carbon dioxide from a ship or offshore floating vessel using a rotating packed device20 Aug 2026US 2026/0243184 A1Chevron U.S.A.Inc.
- Switchable exhaust system13 Aug 2026US 2026/0235066 A1Keijtech
- Reduction of nox and n2o in the exhaust gas of ship motors operated using nh330 Jul 2026US 2026/0216649 A1
- Post-capture carbon dioxide processing and storage16 Jul 2026US 2026/0199830 A1Valero Services, Inc.
Most cited
By later US patents
- System comprising duel-fuel and after treatment for heavy-heavy duty diesel (HHDD) engines180US 10,287,943 B1Clean Power Technologies, LLC · 2019
- Exhaust gas purifying device for marine engine57US 4,848,082 ASanshin Kogyo Kabushiki Kaisha · 1989
- Sound insulation for outboard motors52US 6,875,066 B2Polymer Technologies Limited · 2005
- Cooling device for boat engine47US 4,991,546 ASanshin Kogyo Kabushiki Kaisha · 1991
- Exhaust system for small vessel47US 4,997,399 ASanshin Kogyo Kabushiki Kaisha · 1991