D21F 5/167
Microwave heating
Official title: {Microwave heating}
D21F5/167 (Microwave heating) appears on 5 US grants and 2 published applications in this corpus.
Search patents in D21F- Granted patents
- 5
- Published applications
- 2
- Assignees
- 4
- Inventors
- 10
- Latest grant
- 21 Jun 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 3 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Moulding of articles21 Jun 2022US 11,365,518 B2Natural Resources (2000) Limited
- Method and drying section for dewatering a fibrous web5 Nov 2002US 6,473,997 B1Equitor OY
- Method and device for moisture profiling15 Oct 2002US 6,463,677 B2Voith Sulzer Papiertechnik Patent GmbH
- Method and device for moisture profiling30 Jul 2002US 6,425,190 B1Voith Sulzer Papiertechnik Patent GmbH
- Process for producing foamed material from waste paper and the like13 Jan 1998US 5,707,579 ASchweitzer, Vodermair & Schimmer-Wottrich GBR
Most cited
By later US patents
- Process for producing foamed material from waste paper and the like9US 5,707,579 ASchweitzer, Vodermair & Schimmer-Wottrich GBR · 1998
- Moulding of articles6US 11,365,518 B2Natural Resources (2000) Limited · 2022
- Method and device for moisture profiling2US 6,463,677 B2Voith Sulzer Papiertechnik Patent GmbH · 2002
- Method and drying section for dewatering a fibrous web2US 6,473,997 B1Equitor OY · 2002