B01J 2219/0894
Processes carried out in the presence of a plasma
B01J2219/0894 (Processes carried out in the presence of a plasma) appears on 894 US grants and 1,022 published applications in this corpus.
Search patents in B01J- Granted patents
- 894
- Published applications
- 1,022
- Assignees
- 596
- Inventors
- 2,051
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 4 | 0 |
| 1978 | 6 | 0 |
| 1979 | 3 | 0 |
| 1980 | 6 | 0 |
| 1981 | 4 | 0 |
| 1982 | 5 | 0 |
| 1983 | 5 | 0 |
| 1984 | 7 | 0 |
| 1985 | 2 | 0 |
| 1986 | 8 | 0 |
| 1987 | 2 | 0 |
| 1988 | 6 | 0 |
| 1989 | 11 | 0 |
| 1990 | 8 | 0 |
| 1991 | 11 | 0 |
| 1992 | 6 | 0 |
| 1993 | 7 | 0 |
| 1994 | 11 | 0 |
| 1995 | 11 | 0 |
| 1996 | 7 | 0 |
| 1997 | 11 | 0 |
| 1998 | 17 | 0 |
| 1999 | 16 | 0 |
| 2000 | 13 | 0 |
| 2001 | 22 | 6 |
| 2002 | 22 | 49 |
| 2003 | 42 | 62 |
| 2004 | 31 | 67 |
| 2005 | 37 | 52 |
| 2006 | 32 | 40 |
| 2007 | 25 | 33 |
| 2008 | 21 | 36 |
| 2009 | 23 | 37 |
| 2010 | 27 | 37 |
| 2011 | 22 | 31 |
| 2012 | 24 | 22 |
| 2013 | 28 | 16 |
| 2014 | 19 | 31 |
| 2015 | 25 | 62 |
| 2016 | 29 | 52 |
| 2017 | 32 | 43 |
| 2018 | 31 | 45 |
| 2019 | 36 | 43 |
| 2020 | 28 | 26 |
| 2021 | 27 | 41 |
| 2022 | 22 | 29 |
| 2023 | 26 | 50 |
| 2024 | 30 | 43 |
| 2025 | 22 | 41 |
| 2026 | 21 | 28 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Liquid plasma discharge device and method for biodiesel synthesis using same15 Sep 2026US 12,734,499 B2Regents of the University of Minnesota
- Plasma carbon sequestration system and method25 Aug 2026US 12,715,824 B2Xi' An Jiaotong University
- Plasma reactor and plasma chemical reactions18 Aug 2026US 12,708,890 B2Nanoplazz Technologies Ltd.
- Reactor and system for fabrication of free-standing two-dimensional nanostructures using plasma technology18 Aug 2026US 12,709,544 B2Instituto Superior Tecnico
- Gas-to-liquid reactor and method of using14 Jul 2026US 12,678,761 B2PlasMerica, LLC
- Pyrolysis and plasma decomposition method for producing carbon nanomaterial17 Sep 2026US 2026/0275198 A1Microwave Solutions GmbH
- Calcination systems, calcination methods and method and system for calcination and causticization10 Sep 2026US 2026/0265124 A1Limearc Process AB
- Method for preparing ethylene from chlorinated organic waste13 Aug 2026US 2026/0234081 A1Zhejiang University
- Microplasma catalytic reactor6 Aug 2026US 2026/0225035 A1Dyson Technology Limited
- Hydrogen Energy Storage Via Plasma-Based Technology6 Aug 2026US 2026/0225883 A1The Texas A&M University System
Most cited
By later US patents
- Method and apparatus for achieving spatially uniform externally excited non-thermal chemical reactions554US 4,401,507 AAdvanced Semiconductor Materials/AM. · 1983
- Method and apparatus for treating exhaust gases from CVD, PECVD or plasma etch reactors430US 5,928,426 ANovellus Systems, Inc. · 1999
- Apparatus for decomposition of chemical compounds385US 5,720,927 AMotorola, Inc. · 1998
- Nanostructured fillers and carriers316US 6,228,904 B1Nanomaterials Research Corporation · 2001
- Fast quench reactor method295US 5,935,293 ALockheed Martin Idaho Technologies Company · 1999