C01C 1/0494
Using plasma or electric discharge
Official title: {using plasma or electric discharge}
C01C1/0494 (Using plasma or electric discharge) appears on 20 US grants and 34 published applications in this corpus.
Search patents in C01C- Granted patents
- 20
- Published applications
- 34
- Assignees
- 31
- Inventors
- 84
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 2 |
| 2014 | 1 | 1 |
| 2015 | 0 | 1 |
| 2016 | 1 | 0 |
| 2017 | 0 | 3 |
| 2018 | 2 | 0 |
| 2019 | 1 | 3 |
| 2020 | 1 | 1 |
| 2021 | 1 | 6 |
| 2022 | 2 | 2 |
| 2023 | 2 | 6 |
| 2024 | 2 | 4 |
| 2025 | 1 | 3 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Plasma reactor and plasma chemical reactions18 Aug 2026US 12,708,890 B2Nanoplazz Technologies Ltd.
- Systems and methods of ammonia synthesis21 Jul 2026US 12,686,935 B2Ohmium International, Inc.
- Ammonification device and method using plasma discharging in water9 Jun 2026US 12,649,139 B2Korea Institute of Machinery & Materials
- Methods and compositions for direct, simultaneous conversion of nitrogen and natural gas to value-added compounds21 Jan 2025US 12,202,734 B2West Virginia University Board of Governors on behalf of West Virginia University
- Photocatalyst22 Oct 2024US 12,121,885 B2Oxford University Innovation Limited
- Systems and methods of ammonia synthesis1 Oct 2026US 2026/0297781 A1Ohmium International, Inc.
- Ammonia production8 May 2025US 2025/0146143 A1Plasmaleap Technologies Pty Ltd
- System And Method For Making Ammonia From Plastic17 Apr 2025US 2025/0122085 A1Plastic 2 Green Inc.
- Modular production of ammonia13 Feb 2025US 2025/0051175 A1Advanced Energy Materials, LLC
- Method of nitrogen fixation in a plasma reactor28 Nov 2024US 2024/0391784 A1plasNifix AG
Most cited
By later US patents
- Ammonia synthesis method and catalyst for ammonia synthesis24US 10,131,545 B2Nippon Shokubai Co., Ltd. · 2018
- Process for the plasma-catalytic production of ammonia15US 6,471,932 B1Degussa-Huls AG · 2002
- Nitrogen fixation by plasma and catalyst14US 4,451,436 A1984
- Cyclical reaction of calcium carbonate6US 11,008,591 B2Biomason, Inc. · 2021
- Ammonia production method3US 10,597,301 B2Jgc Corporation · 2020