F01N 2240/28
A plasma reactor
Official title: a plasma reactor
F01N2240/28 (A plasma reactor) appears on 199 US grants and 230 published applications in this corpus.
Search patents in F01N- Granted patents
- 199
- Published applications
- 230
- Assignees
- 104
- Inventors
- 444
- Latest grant
- 25 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 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 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 4 | 0 |
| 1999 | 4 | 0 |
| 2000 | 5 | 0 |
| 2001 | 6 | 5 |
| 2002 | 7 | 6 |
| 2003 | 7 | 16 |
| 2004 | 6 | 29 |
| 2005 | 14 | 20 |
| 2006 | 15 | 28 |
| 2007 | 14 | 14 |
| 2008 | 10 | 11 |
| 2009 | 16 | 19 |
| 2010 | 10 | 11 |
| 2011 | 5 | 6 |
| 2012 | 5 | 7 |
| 2013 | 8 | 6 |
| 2014 | 10 | 4 |
| 2015 | 6 | 2 |
| 2016 | 3 | 7 |
| 2017 | 4 | 7 |
| 2018 | 5 | 3 |
| 2019 | 4 | 6 |
| 2020 | 9 | 11 |
| 2021 | 6 | 3 |
| 2022 | 2 | 3 |
| 2023 | 2 | 2 |
| 2024 | 4 | 2 |
| 2025 | 6 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Modular plasma reformer treatment system25 Nov 2025US RE50,672 E1Rimere, LLC
- Modular plasma reformer treatment system2 Sep 2025US RE50,565 E1Rimere, LLC
- Modular plasma reformer treatment system24 Jun 2025US RE50,464 E1Rimere, LLC
- Device for treating exhaust gases from a vehicle and a method to operate the same20 May 2025US 12,305,554 B2Iniciotek Private Limited
- Non-thermal plasma-based exhaust gas particulate matter reduction apparatus for preventing arcing phenomenon29 Apr 2025US 12,285,720 B2Prime Solution, Inc.
- System And Methods For Plasma-Based Remediation19 Jun 2025US 2025/0196059 A1Tai Chong Cheang Steamship Co. (H.K.) Limited
- Device for treating exhaust gases from a vehicle and a method to operate the same30 Jan 2025US 2025/0035022 A1Iniciotek Private Limited
- Isolated plasma tube treatment systems6 Jun 2024US 2024/0181385 A1ThrivalTech, LLC
- A device increasing engine efficiency and reducing exhaust and noise18 Apr 2024US 2024/0125261 A1
- Plasma generator11 May 2023US 2023/0143330 A1Emd Corporation
Most cited
By later US patents
- Exhaust system with emissions storage device and plasma reactor111US 5,746,984 ALow Emissions Technologies Research and Development Partnership · 1998
- Plasma fuel processing for NOx control of lean burn engines101US 6,176,078 B1Engelhard Corporation · 2001
- Apparatus for removing soot and NOx in exhaust gas from diesel engines89US 6,772,584 B22004
- Plasma regenerated particulate trap and NO.sub.x reduction system83US 6,038,854 AThe Regents of the University of California · 2000
- Plasma-assisted catalytic reduction system71US 5,711,147 AThe Regents of the University of California · 1998