B01J 2219/12
Processes employing electromagnetic waves
B01J2219/12 (Processes employing electromagnetic waves) appears on 707 US grants and 879 published applications in this corpus.
Search patents in B01J- Granted patents
- 707
- Published applications
- 879
- Assignees
- 491
- Inventors
- 1,632
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 5 | 0 |
| 1988 | 3 | 0 |
| 1989 | 7 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 8 | 0 |
| 1994 | 10 | 0 |
| 1995 | 14 | 0 |
| 1996 | 4 | 0 |
| 1997 | 4 | 0 |
| 1998 | 10 | 0 |
| 1999 | 11 | 0 |
| 2000 | 18 | 0 |
| 2001 | 15 | 8 |
| 2002 | 7 | 16 |
| 2003 | 14 | 15 |
| 2004 | 11 | 19 |
| 2005 | 11 | 17 |
| 2006 | 13 | 24 |
| 2007 | 10 | 13 |
| 2008 | 6 | 14 |
| 2009 | 10 | 16 |
| 2010 | 8 | 18 |
| 2011 | 7 | 26 |
| 2012 | 8 | 24 |
| 2013 | 14 | 32 |
| 2014 | 20 | 47 |
| 2015 | 32 | 74 |
| 2016 | 40 | 56 |
| 2017 | 56 | 83 |
| 2018 | 46 | 61 |
| 2019 | 56 | 60 |
| 2020 | 39 | 61 |
| 2021 | 30 | 40 |
| 2022 | 51 | 39 |
| 2023 | 30 | 49 |
| 2024 | 31 | 33 |
| 2025 | 23 | 27 |
| 2026 | 12 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Device for continuously producing hydrogen from polyester plastics by photocatalytic degradation15 Sep 2026US 12,734,500 B2Tianjin University
- Reactor and system for fabrication of free-standing two-dimensional nanostructures using plasma technology18 Aug 2026US 12,709,544 B2Instituto Superior Tecnico
- Solar production of hydrogen using defect engineered boron-rich photocalysts30 Jun 2026US 12,668,487 B2University of Central Florida Research Foundation, Inc.
- Solar concentrator reactor for high temperature thermochemical processes23 Jun 2026US 12,661,624 B2Blueshift, LLC
- Ammonification device and method using plasma discharging in water9 Jun 2026US 12,649,139 B2Korea Institute of Machinery & Materials
- Microwave reactor1 Oct 2026US 2026/0295555 A1Mitsubishi Electric Corporation
- Pyrolysis and plasma decomposition method for producing carbon nanomaterial17 Sep 2026US 2026/0275198 A1Microwave Solutions GmbH
- Method for producing tryptophan decomposition product, method for producing formylkynurenine, method for producing kynurenine, method for producing tryptophan radical-containing aqueous solution, and bactericidal aqueous solution6 Aug 2026US 2026/0223845 A1Meijo University
- Method and system for producing silicon30 Apr 2026US 2026/0115680 A1Green 14 AB
- Manufacture of graphene and large graphene electrodes5 Mar 2026US 2026/0061389 A1
Most cited
By later US patents
- Method and apparatus for treating exhaust gases from CVD, PECVD or plasma etch reactors430US 5,928,426 ANovellus Systems, Inc. · 1999
- Microwave plasma chemical synthesis of ultrafine powders120US 6,409,851 B1Materials Modifciation, Inc. · 2002
- Treatment of deagglomerated particles with plasma-activated species115US 6,156,114 AE. I. Du Pont de Nemours and Company · 2000
- Pressure and temperature reaction vessel, method, and apparatus108US 4,882,128 AParr Instrument Company · 1989
- Adaptive feedback control flow reactor87US 6,153,149 AThe Trustees of Princeton University · 2000