F27D 2099/0028
Microwave heating
Official title: {Microwave heating}
F27D2099/0028 (Microwave heating) appears on 64 US grants and 64 published applications in this corpus.
Search patents in F27D- Granted patents
- 64
- Published applications
- 64
- Assignees
- 56
- Inventors
- 169
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 7 | 0 |
| 2001 | 1 | 3 |
| 2002 | 3 | 2 |
| 2003 | 4 | 4 |
| 2004 | 0 | 3 |
| 2005 | 2 | 1 |
| 2006 | 1 | 0 |
| 2007 | 2 | 0 |
| 2008 | 1 | 1 |
| 2009 | 0 | 2 |
| 2010 | 1 | 3 |
| 2011 | 0 | 2 |
| 2012 | 0 | 3 |
| 2013 | 1 | 3 |
| 2014 | 3 | 2 |
| 2015 | 1 | 3 |
| 2016 | 4 | 1 |
| 2017 | 4 | 3 |
| 2018 | 0 | 1 |
| 2019 | 4 | 2 |
| 2020 | 1 | 1 |
| 2021 | 0 | 2 |
| 2022 | 4 | 3 |
| 2023 | 2 | 10 |
| 2024 | 2 | 3 |
| 2025 | 4 | 5 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Rotary kiln14 Jul 2026US 12,680,760 B2LG Chem.Ltd.
- Production of iron30 Dec 2025US 12,509,745 B2Technological Resources Pty. Limited
- Tube module and tube assembly including same28 Oct 2025US 12,455,116 B2LG Energy Solution, Ltd.
- Apparatus and methods for sintering25 Mar 2025US 12,257,629 B2Tundra Compoistes, LLC
- Fabrication of ceramics from celestial materials using microwave sintering and mechanical compression4 Feb 2025US 12,215,926 B2Trans Astronautica Corporation
- Biomass Direct Reduced Iron23 Jul 2026US 2026/0209873 A1Technological Resources Pty. Limited
- Fabrication of ceramics from celestial materials using microwave sintering and mechanical compression16 Oct 2025US 2025/0321055 A1Trans Astronautica Corporation
- Biomass direct reduced iron5 Jun 2025US 2025/0179596 A1Technological Resources Pty. Limited
- Method for producing coated ceramic and firing furnace for carrying out said method15 May 2025US 2025/0154074 A1NGK Insulators, Ltd.
- Rotary microwave apparatus1 May 2025US 2025/0137721 A1Ecopro Bm Co., Ltd.
Most cited
By later US patents
- Method and apparatus for fabrication of cobalt alloy composite inserts211US 6,063,333 ADennis Tool Company · 2000
- Low temperature, low pressure, ductile, bonded cermet for enhanced abrasion and erosion performance129US 5,641,921 ADennis Tool Company · 1997
- Method and apparatus for fabrication of cobalt alloy composite inserts83US 6,500,226 B1Dennis Tool Company · 2002
- Method for fabrication and sintering composite inserts75US 5,848,348 A1998
- Microwave processing using highly microwave absorbing powdered material layers45US 6,512,216 B2The Penn State Research Foundation · 2003