F25D 2700/02
Sensors detecting door opening
F25D2700/02 (Sensors detecting door opening) appears on 739 US grants and 746 published applications in this corpus.
Search patents in F25D- Granted patents
- 739
- Published applications
- 746
- Assignees
- 232
- Inventors
- 1,537
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 4 | 0 |
| 1981 | 4 | 0 |
| 1982 | 5 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 3 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 6 | 0 |
| 1990 | 8 | 0 |
| 1991 | 5 | 0 |
| 1992 | 1 | 0 |
| 1993 | 6 | 0 |
| 1994 | 3 | 0 |
| 1995 | 8 | 0 |
| 1996 | 11 | 0 |
| 1997 | 8 | 0 |
| 1998 | 19 | 0 |
| 1999 | 17 | 0 |
| 2000 | 19 | 0 |
| 2001 | 12 | 2 |
| 2002 | 9 | 16 |
| 2003 | 22 | 26 |
| 2004 | 23 | 14 |
| 2005 | 12 | 19 |
| 2006 | 10 | 27 |
| 2007 | 8 | 24 |
| 2008 | 5 | 13 |
| 2009 | 13 | 18 |
| 2010 | 15 | 25 |
| 2011 | 21 | 19 |
| 2012 | 12 | 12 |
| 2013 | 16 | 30 |
| 2014 | 7 | 15 |
| 2015 | 20 | 18 |
| 2016 | 20 | 47 |
| 2017 | 30 | 31 |
| 2018 | 40 | 44 |
| 2019 | 40 | 34 |
| 2020 | 36 | 43 |
| 2021 | 30 | 46 |
| 2022 | 37 | 43 |
| 2023 | 36 | 53 |
| 2024 | 49 | 45 |
| 2025 | 46 | 42 |
| 2026 | 29 | 40 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Refrigerator with automatic door and method for controlling automatic door of refrigerator8 Sep 2026US 12,730,164 B2LG Electronics Inc.
- Method for controlling refrigerator operation and refrigerator25 Aug 2026US 12,716,634 B2Electrolux Do Brasil S/A
- Icemaker and movable icemaker cover for a refrigerator appliance18 Aug 2026US 12,710,209 B2Haier US Appliance Solutions, Inc.
- Refrigerator and home appliance having a door with variable light emission18 Aug 2026US 12,710,218 B2LG Electronics Inc.
- Refrigerator and control method thereof18 Aug 2026US 12,710,219 B2Samsung Electronics Co., Ltd.
- Refrigerator24 Sep 2026US 2026/0287245 A1LG Electronics Inc.
- Refrigerator and method for controlling the same24 Sep 2026US 2026/0287246 A1Samsung Electronics Co., Ltd.
- Home appliance including camera, and operating method thereof24 Sep 2026US 2026/0287250 A1Samsung Electronics Co., Ltd.
- Refrigerator and method for controlling same17 Sep 2026US 2026/0275795 A1Samsung Electronics Co., Ltd.
- Home appliance and server for providing interactive multimedia contents27 Aug 2026US 2026/0254673 A1LG Electronics Inc.
Most cited
By later US patents
- Energy-efficient refrigerator control system128US 5,711,159 AGeneral Electric Company · 1998
- Control circuitry for thermoelectric environmental chamber97US 4,364,234 AKoolatron Industries, Ltd. · 1982
- Monitoring system for a refrigerated vehicle97US 5,424,720 ALee Mechanical, Inc. · 1995
- Remotely or locally actuated refrigerator lock with temperature and humidity detection97US 7,728,711 B2S&S X-Ray Products, Inc. · 2010
- Method of refrigeration case control96US 5,533,347 ANovar Electronics Corporation · 1996