H05B 6/64
Heating using microwaves
Official title: Heating using microwaves {(containers, packaging elements or packages specially adapted to be heated by microwaves B65D81/3446)}
H05B6/64 (Heating using microwaves) appears on 5,397 US grants and 4,431 published applications in this corpus.
Search patents in H05B- Granted patents
- 5,397
- Published applications
- 4,431
- Assignees
- 1,612
- Inventors
- 8,540
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 58 | 0 |
| 1977 | 71 | 0 |
| 1978 | 70 | 0 |
| 1979 | 56 | 0 |
| 1980 | 65 | 0 |
| 1981 | 66 | 0 |
| 1982 | 115 | 0 |
| 1983 | 65 | 0 |
| 1984 | 99 | 0 |
| 1985 | 89 | 0 |
| 1986 | 93 | 0 |
| 1987 | 90 | 0 |
| 1988 | 93 | 0 |
| 1989 | 128 | 0 |
| 1990 | 83 | 0 |
| 1991 | 73 | 0 |
| 1992 | 74 | 0 |
| 1993 | 98 | 0 |
| 1994 | 117 | 0 |
| 1995 | 89 | 0 |
| 1996 | 95 | 0 |
| 1997 | 76 | 0 |
| 1998 | 111 | 0 |
| 1999 | 141 | 0 |
| 2000 | 155 | 0 |
| 2001 | 127 | 55 |
| 2002 | 123 | 107 |
| 2003 | 103 | 147 |
| 2004 | 129 | 235 |
| 2005 | 150 | 159 |
| 2006 | 146 | 155 |
| 2007 | 97 | 147 |
| 2008 | 70 | 163 |
| 2009 | 56 | 156 |
| 2010 | 48 | 140 |
| 2011 | 59 | 143 |
| 2012 | 93 | 145 |
| 2013 | 109 | 169 |
| 2014 | 105 | 157 |
| 2015 | 121 | 168 |
| 2016 | 121 | 181 |
| 2017 | 119 | 178 |
| 2018 | 132 | 201 |
| 2019 | 151 | 254 |
| 2020 | 194 | 220 |
| 2021 | 170 | 190 |
| 2022 | 139 | 239 |
| 2023 | 167 | 199 |
| 2024 | 134 | 182 |
| 2025 | 153 | 194 |
| 2026 | 111 | 147 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- H05B 6/80Apparatus for specific applications1,306
- H05B 6/66Circuits1,299
- H05B 6/647Aspects related to microwave heating combined with other heating techniques973
- H05B 6/6447Method of operation or details of the microwave heating apparatus related to847
- H05B 6/70Feed lines798
- H05B 6/6408Supports or covers specially adapted for use in microwave heating apparatus652
- H05B 6/78Arrangements for continuous movement of material466
- H05B 6/6435Aspects relating to the user interface of the microwave heating apparatus437
All 17 subgroupsShow fewer
- H05B 6/72Radiators or antennas417
- H05B 6/642Cooling of the microwave components and related air circulation systems379
- H05B 6/76Prevention of microwave leakage376
- H05B 6/6402Aspects relating to the microwave cavity372
- H05B 6/6414Aspects relating to the door of the microwave heating apparatus319
- H05B 6/6426Aspects relating to the exterior of the microwave heating apparatus223
- H05B 6/74Mode transformers or mode stirrers181
- H05B 6/6444Aspects relating to lighting devices in the microwave cavity66
- H05B 6/6432Aspects relating to testing or detecting leakage in a microwave heating apparatus62
Recent patents
- Heating cooking apparatus6 Oct 2026US 12,753,926 B2Sharp Kabushiki Kaisha
- Apparatus and method to control electromagnetic heating of ceramic materials6 Oct 2026US 12,757,298 B2The United States of America as represented by the Secretary of the Air Force
- Method and device for controlling plants, pest and weed populations in frozen soil29 Sep 2026US 12,745,765 B2Winterleap AS
- Cooking device29 Sep 2026US 12,750,928 B2Guangdong Midea Kitchen Appliances Manufacturing Co., Ltd.
- Millimeter-wave directed-energy excavation15 Sep 2026US 12,735,985 B2Massachusetts Institute of Technology
- Systems and methods for collection of hydrocarbon compositions8 Oct 2026US 2026/0313763 A1
- Cooking appliance1 Oct 2026US 2026/0304567 A1Guangdong Galanz Appliances Manufacturing Co., Ltd
- Door cooling system in microwave oven1 Oct 2026US 2026/0304569 A1Whirlpool Corporation
- Cooking appliance, control method and device thereof, electronic device and computer-readable storage medium24 Sep 2026US 2026/0292945 A1Guangdong Midea Kitchen Appliances Manufacturing Co., Ltd.
- System for producing technical grade ammonium nitrate and method of producing thereof17 Sep 2026US 2026/0274696 A1Yara International Asa
Most cited
By later US patents
- Communications module mounting for domestic appliance446US 6,359,270 B1NCR Corporation · 2002
- Apparatuses, systems and methods for three-dimensional printing262US 9,254,535 B2Velo3D, Inc. · 2016
- Insulating microwave interactive packaging250US 7,019,271 B2Graphic Packaging International, Inc. · 2006
- Home appliances provided with control systems which may be actuated from a remote location241US 6,121,593 ADuck Creek Energy, Inc. · 2000
- Enhanced sample processing devices, systems and methods229US 6,734,401 B23M Innovative Properties Company · 2004