H05B 6/74
Mode transformers or mode stirrers
H05B6/74 (Mode transformers or mode stirrers) appears on 181 US grants and 126 published applications in this corpus.
Search patents in H05B- Granted patents
- 181
- Published applications
- 126
- Assignees
- 111
- Inventors
- 425
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 3 | 0 |
| 1978 | 7 | 0 |
| 1979 | 4 | 0 |
| 1980 | 4 | 0 |
| 1981 | 7 | 0 |
| 1982 | 5 | 0 |
| 1983 | 3 | 0 |
| 1984 | 6 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 4 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 8 | 0 |
| 2000 | 6 | 0 |
| 2001 | 10 | 3 |
| 2002 | 2 | 0 |
| 2003 | 1 | 4 |
| 2004 | 5 | 7 |
| 2005 | 4 | 2 |
| 2006 | 8 | 5 |
| 2007 | 1 | 12 |
| 2008 | 3 | 9 |
| 2009 | 0 | 13 |
| 2010 | 2 | 4 |
| 2011 | 4 | 1 |
| 2012 | 8 | 3 |
| 2013 | 9 | 5 |
| 2014 | 4 | 4 |
| 2015 | 2 | 5 |
| 2016 | 2 | 2 |
| 2017 | 3 | 3 |
| 2018 | 2 | 4 |
| 2019 | 2 | 9 |
| 2020 | 4 | 1 |
| 2021 | 5 | 0 |
| 2022 | 1 | 9 |
| 2023 | 1 | 7 |
| 2024 | 1 | 4 |
| 2025 | 5 | 5 |
| 2026 | 5 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Integrated cavity plate seal28 Jul 2026US 12,696,361 B2B/E Areospace, Inc.
- Magnetic self-stirrer14 Jul 2026US 12,678,753 B2Whirlpool Corporation
- Cooking apparatus12 May 2026US 12,628,248 B2Samsung Electronics Co., Ltd.
- Food processing machines with microwave heating systems and microwave suppression systems24 Feb 2026US 12,563,647 B2Alkar-RapidPak, Inc.
- Microwave oven and assembling method thereof27 Jan 2026US 12,538,393 B2Whirlpool Corporation
- Microwave heating apparatus17 Sep 2026US 2026/0282182 A1Postech Research and Business Development Foundation
- Radio wave irradiation device16 Jul 2026US 2026/0204786 A1Japan Display Inc.
- Microwave annealing apparatus and method2 Jul 2026US 2026/0190911 A1MEI LIN ENERGY TECHNOLOGY CO., Ltd.
- A microwave oven with a light source7 May 2026US 2026/0129725 A1
- Cooking device9 Apr 2026US 2026/0101422 A1Revolution Cooking, LLC
Most cited
By later US patents
- Heat treatment of food products190US 4,154,861 A1979
- Combined microwave and impingement heating apparatus113US 4,409,453 A1983
- System and method for regulating power output in a microwave oven92US 4,210,795 ALitton Systems, Inc. · 1980
- Cooking apparatus90US 4,338,911 A1982
- Auto-load impedance matching device of a microwave oven86US 5,512,736 AGoldstar Co., Ltd. · 1996