F23N 2237/06
Two predeterming temperatures
Official title: two predeterming temperatures, e.g. day-night
F23N2237/06 (Two predeterming temperatures) appears on 25 US grants and 7 published applications in this corpus.
Search patents in F23N- Granted patents
- 25
- Published applications
- 7
- Assignees
- 17
- Inventors
- 67
- Latest grant
- 15 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 7 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 4 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 1 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 2 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Industrial internet of things smart heating systems and methods that produce and use hydrogen fuel15 Apr 2025US 12,276,420 B2Strong Force IOT Portfolio 2016, LLC
- Heater31 Dec 2024US 12,181,184 B2Truma Gerätetechnik GmbH & Co. KG
- Control method of gas furnace20 Aug 2024US 12,066,186 B2LG Electronics Inc.
- Water heater8 Jul 2014US 8,770,153 B2Noritz Corporation
- Low cost tankless portable water heater2 Oct 2012US 8,276,548 B2Girard Systems
- Heater24 Nov 2022US 2022/0371395 A1Truma Gerätetechnik GmbH & Co. KG
- Control method of gas furnace1 Jul 2021US 2021/0199292 A1LG Electronics Inc.
- Industrial internet of things smart heating systems and methods that produce and use hydrogen fuel21 Feb 2019US 2019/0056107 A1Strong Force IOT Portfolio 2016, LLC
- Low-Power Residential Heating System4 Jul 2013US 2013/0168459 A1Commissariat A L'energie Atomique Et Aux Energies
- Low cost tankless portable water heater11 Feb 2010US 2010/0031900 A1Girard Systems
Most cited
By later US patents
- Programmable electronic thermostat220US 4,308,991 AEmerson Electric Co. · 1982
- Electronic thermostat with repetitive operation cycle202US 4,335,847 A1982
- Analog to digital conversion employing the system clock of a microprocessor, the clock frequency varying with analog input185US 4,685,614 AHoneywell Inc. · 1987
- Energy management system with programmable thermostat169US 4,382,544 AJ. T. Stewart Associates, Inc. · 1983
- System for time programming of states by communicating time data via a continuously rotatable potentiometer153US 4,837,731 AHoneywell Inc. · 1989