G05D 23/275
With sensing element expanding, contracting, or fusing in response to changes of
Official title: with sensing element expanding, contracting, or fusing in response to changes of temperature
G05D23/275 (With sensing element expanding, contracting, or fusing in response to changes of) appears on 365 US grants and 85 published applications in this corpus.
Search patents in G05D- Granted patents
- 365
- Published applications
- 85
- Assignees
- 164
- Inventors
- 466
- Latest grant
- 28 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 15 | 0 |
| 1977 | 19 | 0 |
| 1978 | 14 | 0 |
| 1979 | 17 | 0 |
| 1980 | 26 | 0 |
| 1981 | 28 | 0 |
| 1982 | 12 | 0 |
| 1983 | 26 | 0 |
| 1984 | 20 | 0 |
| 1985 | 13 | 0 |
| 1986 | 13 | 0 |
| 1987 | 11 | 0 |
| 1988 | 10 | 0 |
| 1989 | 14 | 0 |
| 1990 | 7 | 0 |
| 1991 | 8 | 0 |
| 1992 | 13 | 0 |
| 1993 | 4 | 0 |
| 1994 | 5 | 0 |
| 1995 | 5 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 2 | 2 |
| 2004 | 3 | 2 |
| 2005 | 1 | 1 |
| 2006 | 2 | 4 |
| 2007 | 1 | 0 |
| 2008 | 1 | 1 |
| 2009 | 1 | 1 |
| 2010 | 2 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 0 |
| 2013 | 5 | 9 |
| 2014 | 1 | 11 |
| 2015 | 7 | 5 |
| 2016 | 4 | 7 |
| 2017 | 6 | 13 |
| 2018 | 6 | 9 |
| 2019 | 11 | 5 |
| 2020 | 10 | 6 |
| 2021 | 4 | 2 |
| 2022 | 2 | 1 |
| 2023 | 1 | 0 |
| 2024 | 3 | 2 |
| 2025 | 1 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Photoluminescent temperature measurement system28 Apr 2026US 12,613,161 B2Accelovant Technologies Corporation
- Fiber optic temperature control system30 Dec 2025US 12,510,424 B2Accelovant Technologies Corporation
- Air cleaner14 May 2024US 11,982,288 B2LG Electronics Inc.
- Air cleaner20 Feb 2024US 11,905,967 B2LG Electronics Inc.
- Method for monitoring temperature-controlled units in a store2 Jan 2024US 11,860,649 B2Simbe Robotics, Inc.
- Photoluminescent temperature measurement system15 Jan 2026US 2026/0016370 A1Accelovant Technologies Corporation
- Temperature controller6 Feb 2025US 2025/0044818 A1Zhongshan Chuancheng Precision Electronics Co., Ltd
- Air cleaner1 Aug 2024US 2024/0255002 A1LG Electronics Inc.
- Fiber optic temperature control system18 Jan 2024US 2024/0019319 A1Accelovant Technologies Corporation
- Temperature sensor, heater unit, and substrate processing apparatus5 May 2022US 2022/0139737 A1Kokusai Electric Corporation
Most cited
By later US patents
- Thermal protection apparatus for a secure electronic appliance, in particular a postage meter190US 5,659,454 ANeopost Industrie · 1997
- Adjusting proximity thresholds for activating a device user interface148US 8,560,128 B2Nest Labs, Inc. · 2013
- Vehicle heating and cooling system125US 4,280,330 A1981
- On-off thermostat based modulating air flow controller102US 4,556,169 AHoneywell Inc. · 1985
- Integrating sensing systems into thermostat housing in manners facilitating compact and visually pleasing physical characteristics thereof92US 8,558,179 B2Nest Labs, Inc. · 2013