B01J 2219/1269
Microwave guides
B01J2219/1269 (Microwave guides) appears on 77 US grants and 113 published applications in this corpus.
Search patents in B01J- Granted patents
- 77
- Published applications
- 113
- Assignees
- 63
- Inventors
- 182
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2002 | 1 | 6 |
| 2003 | 3 | 4 |
| 2004 | 3 | 7 |
| 2005 | 4 | 3 |
| 2006 | 3 | 5 |
| 2007 | 4 | 5 |
| 2008 | 1 | 7 |
| 2009 | 3 | 7 |
| 2010 | 0 | 1 |
| 2011 | 2 | 6 |
| 2012 | 4 | 2 |
| 2013 | 4 | 5 |
| 2014 | 2 | 5 |
| 2015 | 2 | 4 |
| 2016 | 3 | 2 |
| 2017 | 6 | 6 |
| 2018 | 5 | 7 |
| 2019 | 8 | 7 |
| 2020 | 5 | 3 |
| 2021 | 3 | 3 |
| 2022 | 2 | 4 |
| 2023 | 3 | 3 |
| 2024 | 1 | 8 |
| 2025 | 3 | 2 |
| 2026 | 2 | 1 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Ammonification device and method using plasma discharging in water9 Jun 2026US 12,649,139 B2Korea Institute of Machinery & Materials
- Apparatus for treating materials with plasma17 Feb 2026US 12,551,861 B2Directa Plus S.p.A.
- Apparatus and method for depolymerization of polymers9 Dec 2025US 12,492,295 B2Gr3N SA
- Treatment apparatus6 May 2025US 12,290,792 B2Microwave Chemical Co., Ltd.
- Microwave reactor system enclosing a self-igniting plasma22 Apr 2025US 12,281,013 B2Lyten, Inc.
- High pressure microwave plasma reactors8 Jan 2026US 2026/0008025 A1MAAT Energy Company
- Hydrogen production13 Feb 2025US 2025/0051156 A1
- Plasma Device With Inductively Coupled Electromagnets2 Jan 2025US 2025/0001385 A1Rimere, LLC
- Ammonification device and method using plasma discharging in water29 Aug 2024US 2024/0286105 A1Korea Institute of Machinery & Materials
- Microwave processing device, and microwave processing method8 Aug 2024US 2024/0268004 A1Microwave Chemical Co., Ltd.
Most cited
By later US patents
- Microwave plasma chemical synthesis of ultrafine powders120US 6,409,851 B1Materials Modifciation, Inc. · 2002
- Plasma catalyst47US 7,608,798 B2BTU International, Inc. · 2009
- Plasma catalyst39US 7,132,621 B2Dana Corporation · 2006
- Plasma reactor35US 8,168,128 B2Edwards Limited · 2012
- Processing apparatus with an electromagnetic launch32US 7,518,092 B2Capital Technologies, Inc. · 2009