B63H 21/34
Having exhaust-gas deflecting means
Official title: having exhaust-gas deflecting means
B63H21/34 (Having exhaust-gas deflecting means) appears on 43 US grants and 26 published applications in this corpus.
Search patents in B63H- Granted patents
- 43
- Published applications
- 26
- Assignees
- 31
- Inventors
- 89
- Latest grant
- 12 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 4 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 3 | 1 |
| 2004 | 0 | 3 |
| 2005 | 0 | 3 |
| 2006 | 3 | 1 |
| 2007 | 2 | 0 |
| 2008 | 0 | 0 |
| 2009 | 1 | 1 |
| 2010 | 0 | 0 |
| 2011 | 2 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 2 |
| 2014 | 2 | 2 |
| 2015 | 5 | 1 |
| 2016 | 1 | 1 |
| 2017 | 1 | 0 |
| 2018 | 0 | 2 |
| 2019 | 2 | 1 |
| 2020 | 2 | 0 |
| 2021 | 1 | 0 |
| 2022 | 0 | 2 |
| 2023 | 4 | 2 |
| 2024 | 2 | 1 |
| 2025 | 2 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Exhaust handling systems for marine vessels and related methods12 Aug 2025US 12,384,508 B2Marathon Petroleum Company LP
- Exhaust capture devices and methods29 Apr 2025US 12,286,912 B2Greener Process Systems Inc.
- Exhaust handling systems for marine vessels and related methods23 Jul 2024US 12,043,361 B1Marathon Petroleum Company LP
- Exhaust pipe coupling21 May 2024US 11,987,336 B2
- Location-based control of exhaust system for marine engines3 Oct 2023US 11,772,770 B1Brunswick Corporation
- Exhaust handling systems for marine vessels and related methods27 Nov 2025US 2025/0360999 A1Marathon Petroleum Company LP
- Exhaust capture devices and methods14 Aug 2025US 2025/0257679 A1Greener Process Systems Inc.
- Exhaust handling systems for marine vessels and related methods29 Aug 2024US 2024/0286726 A1Marathon Petroleum Company LP
- Exhaust Capture Devices And Methods28 Dec 2023US 2023/0417166 A1Greener Process Systems Inc.
- Wet inline scrubber with a side inlet for reducing the amount of sox in an exhaust gas produced by one or more engines of a marine vessel8 Jun 2023US 2023/0173431 A1Yara Marine Technologies AS
Most cited
By later US patents
- Exhaust mixer and apparatus using same68US 6,606,854 B1Allison Advanced Development Company · 2003
- Exhaust gas purification device for ship28US 10,605,144 B2Yanmar Co., Ltd. · 2020
- Marine engines and exhaust systems for marine engines23US 9,616,987 B1Brunswick Corporation · 2017
- Engine exhaust means for motor propelled boats21US 4,213,414 AKawasaki Jukogyo Kabushiki Kaisha · 1980
- Exhaust system for watercraft20US 5,556,314 ASanshin Kogyo Kabushuki Kaisha · 1996