B01J 37/344
Of electromagnetic wave energy
Official title: {of electromagnetic wave energy}
B01J37/344 (Of electromagnetic wave energy) appears on 244 US grants and 337 published applications in this corpus.
Search patents in B01J- Granted patents
- 244
- Published applications
- 337
- Assignees
- 260
- Inventors
- 1,010
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 1 |
| 2002 | 5 | 4 |
| 2003 | 0 | 1 |
| 2004 | 3 | 3 |
| 2005 | 1 | 6 |
| 2006 | 1 | 10 |
| 2007 | 1 | 10 |
| 2008 | 3 | 7 |
| 2009 | 6 | 17 |
| 2010 | 3 | 8 |
| 2011 | 5 | 5 |
| 2012 | 5 | 5 |
| 2013 | 3 | 11 |
| 2014 | 8 | 14 |
| 2015 | 4 | 22 |
| 2016 | 10 | 25 |
| 2017 | 10 | 20 |
| 2018 | 13 | 20 |
| 2019 | 21 | 27 |
| 2020 | 20 | 24 |
| 2021 | 25 | 22 |
| 2022 | 21 | 19 |
| 2023 | 19 | 23 |
| 2024 | 21 | 19 |
| 2025 | 12 | 12 |
| 2026 | 6 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Composite material comprising pineapple peel carbon and oxygen-deficient black zinc oxide nanoparticles and a method of preparation thereof21 Apr 2026US 12,605,696 B1King Fahd University of Petroleum and Minerals
- Solid heat carrier catalyst for thermal desorption of organic matter-contaminated soil and method for preparing same14 Apr 2026US 12,599,896 B2Nanjing Gekof Institute of Environmental Protection Technology & Equipment Co., Ltd.
- Inorganic solid silicon-based sulfonic acid and/or phosphoric acid catalyst, preparation method therefor, and application thereof24 Mar 2026US 12,582,970 B2Xiangtan University
- Copper hydroxide nitrate/calcium silicate/graphitic carbon nitride nanocomposite material based absorbent for wastewater treatment10 Mar 2026US 12,570,547 B1Imam Mohammad Ibn Saud Islamic University
- Porous calcium meta vanadate/calcium silicate/graphitic carbon nitride (CaV2O6/CaSiO3/g-C3N4) nanocomposite24 Feb 2026US 12,558,679 B1Imam Mohammad Ibn Saud Islamic University
- Preparation of modified zeolite catalyst, and modified zeolite catalyst and gas purification method using same30 Apr 2026US 2026/0115703 A1University of Science and Technology Beijing
- Photocatalytic Liquid and Method for Manufacturing the Same16 Apr 2026US 2026/0102763 A1Hao Wei Environmental Technology Co., Ltd.
- Process for preparation of 2-d nanostructured sheet based photocatalyst and application thereof4 Dec 2025US 2025/0367641 A1Council of Scientific and Industrial Research
- Z-scheme photocatalyst for treatment of wastewater4 Dec 2025US 2025/0367645 A1The Governors of the University of Alberta
- Tio2-cqds nanoflower photocatalyst, photocatalytic thin film and application27 Nov 2025US 2025/0360493 A1Hefei University of Technology
Most cited
By later US patents
- DNA-bridged carbon nanotube arrays178US 6,958,216 B2The Trustees of Boston College · 2005
- Gas-solid photocatalytic oxidation of environmental pollutants131US 5,045,288 AArizona Board of Regents, a body corporate acting on behalf of Arizona State University · 1991
- Catalytic material and method of production thereof77US 7,541,012 B2The Hong Kong University of Science and Technology · 2009
- Catalytic conversion of oxygenates to olefins65US 6,046,373 AExxon Chemical Patents Inc. · 2000
- Anchored catalyst system and method of making and using thereof34US 6,342,191 B12002