B01J 19/12
Employing electromagnetic waves
Official title: employing electromagnetic waves
B01J19/12 (Employing electromagnetic waves) appears on 2,569 US grants and 2,376 published applications in this corpus.
Search patents in B01J- Granted patents
- 2,569
- Published applications
- 2,376
- Assignees
- 1,521
- Inventors
- 5,644
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 26 | 0 |
| 1977 | 40 | 0 |
| 1978 | 38 | 0 |
| 1979 | 27 | 0 |
| 1980 | 30 | 0 |
| 1981 | 15 | 0 |
| 1982 | 27 | 0 |
| 1983 | 16 | 0 |
| 1984 | 44 | 0 |
| 1985 | 24 | 0 |
| 1986 | 38 | 0 |
| 1987 | 31 | 0 |
| 1988 | 23 | 0 |
| 1989 | 34 | 0 |
| 1990 | 40 | 0 |
| 1991 | 33 | 0 |
| 1992 | 43 | 0 |
| 1993 | 43 | 0 |
| 1994 | 60 | 0 |
| 1995 | 59 | 0 |
| 1996 | 39 | 0 |
| 1997 | 34 | 0 |
| 1998 | 41 | 0 |
| 1999 | 65 | 0 |
| 2000 | 57 | 0 |
| 2001 | 57 | 22 |
| 2002 | 33 | 60 |
| 2003 | 46 | 83 |
| 2004 | 47 | 70 |
| 2005 | 46 | 83 |
| 2006 | 51 | 63 |
| 2007 | 30 | 57 |
| 2008 | 27 | 65 |
| 2009 | 37 | 63 |
| 2010 | 32 | 64 |
| 2011 | 38 | 96 |
| 2012 | 41 | 72 |
| 2013 | 52 | 112 |
| 2014 | 82 | 144 |
| 2015 | 86 | 146 |
| 2016 | 92 | 108 |
| 2017 | 111 | 128 |
| 2018 | 89 | 117 |
| 2019 | 112 | 130 |
| 2020 | 90 | 125 |
| 2021 | 75 | 119 |
| 2022 | 100 | 115 |
| 2023 | 90 | 121 |
| 2024 | 85 | 94 |
| 2025 | 56 | 80 |
| 2026 | 37 | 39 |
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
- Flexible artificial leaves for hydrogen production and methods for making4 Aug 2026US 12,697,599 B2King Abdullah University of Science and Technology
- Assistant system for solution-phase synthesis14 Jul 2026US 12,678,762 B2GlycodePharma Co., Ltd.
- Solar production of hydrogen using defect engineered boron-rich photocalysts30 Jun 2026US 12,668,487 B2University of Central Florida Research Foundation, Inc.
- Microwave reactor1 Oct 2026US 2026/0295555 A1Mitsubishi Electric Corporation
- Photoreactor assembly24 Sep 2026US 2026/0284631 A1Signify Holding B. V.
- Ozone-Based DUV Laser Power Attenuation24 Sep 2026US 2026/0291161 A1KLA Corporation
- Pyrolysis and plasma decomposition method for producing carbon nanomaterial17 Sep 2026US 2026/0275198 A1Microwave Solutions GmbH
- Device for optical observation and structural analysis of hydrate crystal growth10 Sep 2026US 2026/0264042 A1Dalian University of Technology
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
- Apparatus for decomposition of chemical compounds385US 5,720,927 AMotorola, Inc. · 1998
- Method and apparatus for production of three-dimensional objects by photosolidification277US 4,752,498 A1988
- Integrated chemical processing apparatus and processes for the preparation thereof272US 5,534,328 AE. I. Du Pont de Nemours and Company · 1996
- Plasma reactor for processing substrates comprising means for inducing electron cyclotron resonance (ECR) and ion cyclotron resonance (ICR) conditions248US 5,279,669 AInternational Business Machines Corporation · 1994