H05B 6/6417
Door interlocks of the microwave heating apparatus and related circuits
Official title: {Door interlocks of the microwave heating apparatus and related circuits}
H05B6/6417 (Door interlocks of the microwave heating apparatus and related circuits) appears on 155 US grants and 104 published applications in this corpus.
Search patents in H05B- Granted patents
- 155
- Published applications
- 104
- Assignees
- 72
- Inventors
- 349
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 2 | 0 |
| 1978 | 4 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 6 | 0 |
| 1983 | 0 | 0 |
| 1984 | 6 | 0 |
| 1985 | 12 | 0 |
| 1986 | 0 | 0 |
| 1987 | 9 | 0 |
| 1988 | 7 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 5 | 0 |
| 1995 | 3 | 0 |
| 1996 | 5 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 5 | 0 |
| 2001 | 4 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 1 |
| 2004 | 2 | 3 |
| 2005 | 2 | 3 |
| 2006 | 1 | 0 |
| 2007 | 0 | 5 |
| 2008 | 0 | 0 |
| 2009 | 3 | 1 |
| 2010 | 0 | 3 |
| 2011 | 2 | 2 |
| 2012 | 1 | 1 |
| 2013 | 0 | 1 |
| 2014 | 1 | 2 |
| 2015 | 0 | 2 |
| 2016 | 1 | 2 |
| 2017 | 1 | 7 |
| 2018 | 5 | 7 |
| 2019 | 4 | 12 |
| 2020 | 8 | 5 |
| 2021 | 6 | 4 |
| 2022 | 3 | 2 |
| 2023 | 7 | 15 |
| 2024 | 3 | 11 |
| 2025 | 8 | 8 |
| 2026 | 7 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Cooking apparatus15 Sep 2026US 12,739,949 B2Samsung Electronics Co., Ltd.
- Heating apparatus15 Sep 2026US 12,739,950 B2Haier Smart Home Co., Ltd.
- Configurable cooking systems and methods23 Jun 2026US 12,666,502 B2Brava Home, Inc.
- Door opening speed controller and automatic opening structure for an appliance23 Jun 2026US 12,666,505 B2LG Electronics Inc.
- Heating cooking apparatus14 Apr 2026US 12,601,504 B2Sharp Kabushiki Kaisha
- Adjustable interlock system17 Sep 2026US 2026/0282176 A1Whirlpool Corporation
- Door latch device and cooking apparatus having same6 Aug 2026US 2026/0227074 A1Samsung Electronics Co., Ltd.
- Cooking appliance and controlling method thereof30 Jul 2026US 2026/0218913 A1LG Electronics Inc.
- Auxiliary heating assembly with compliant connection component7 May 2026US 2026/0129724 A1Whirlpool Corporation
- Intelligent cooking machine26 Mar 2026US 2026/0083268 A1Shang Hai Aican Robot (Group) Co., Ltd.
Most cited
By later US patents
- Door interlock system for microwave oven36US 4,101,750 AWhirlpool Corporation · 1978
- Combination microwave and thermal self-cleaning oven with an automatic venting arrangement34US 4,547,642 AGeneral Electric Company · 1985
- Door latch interlock system for microwave oven31US 4,321,445 AWhirlpool Corporation · 1982
- Door opening apparatus for heating appliance28US 4,450,335 AMatsushita Electric Industrial Co., Ltd. · 1984
- Door locking and unlocking apparatus for a cooker using electromotive operation and manual operation28US 4,982,063 AKabushiki Kaisha Toshiba · 1991