F23N 2223/22
Timing network
F23N2223/22 (Timing network) appears on 99 US grants and 27 published applications in this corpus.
Search patents in F23N- Granted patents
- 99
- Published applications
- 27
- Assignees
- 51
- Inventors
- 171
- Latest grant
- 1 Oct 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 6 | 0 |
| 1980 | 3 | 0 |
| 1981 | 7 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 4 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 4 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 6 | 0 |
| 1993 | 4 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 3 | 1 |
| 2002 | 2 | 2 |
| 2003 | 2 | 1 |
| 2004 | 4 | 2 |
| 2005 | 0 | 1 |
| 2006 | 1 | 1 |
| 2007 | 0 | 2 |
| 2008 | 0 | 1 |
| 2009 | 2 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 2 |
| 2020 | 2 | 1 |
| 2021 | 2 | 2 |
| 2022 | 2 | 2 |
| 2023 | 1 | 2 |
| 2024 | 2 | 3 |
| 2025 | 0 | 3 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Method and apparatus for improving furnace temperature uniformity1 Oct 2024US 12,104,788 B2Fives North American Combustion, Inc.
- Minimum ignition period for gas burners23 Jul 2024US 12,044,406 B2Midea Group Co., Ltd.
- Cooking appliance with unintentional control activation detection5 Sep 2023US 11,747,022 B2Midea Group Co., Ltd.
- Valve arrangement for a gas burner27 Dec 2022US 11,536,452 B2Orkli, S. Coop.
- Closed-loop simmer with a gas burner1 Mar 2022US 11,262,070 B2Haier US Appliance Solutions, Inc.
- Continuously Modulating Actuator In A Combustion Apparatus20 Nov 2025US 2025/0354689 A1Siemens Aktiengesellschaft
- Method and device for estimating a combustion efficiency value during flaring21 Aug 2025US 2025/0264217 A1
- Adaptive Electronic Composite System17 Jul 2025US 2025/0230929 A1Siemens Aktiengesellschaft
- Method and apparatus for improving furnace temperature uniformity19 Dec 2024US 2024/0418367 A1Fives North American Combustion, Inc.
- Method and apparatus for improving furnace temperature uniformity19 Dec 2024US 2024/0418368 A1Fives North American Combustion, Inc.
Most cited
By later US patents
- System for time programming of states by communicating time data via a continuously rotatable potentiometer153US 4,837,731 AHoneywell Inc. · 1989
- Ignition control system for a gas appliance131US 4,695,246 ALennox Industries Inc. · 1987
- System and method for detecting flame rollout in a furnace59US 6,572,363 B1Carrier Corporation · 2003
- Dual pressure gas supply controller system for gas-burning apparatus52US 5,971,746 AArkla, Inc. · 1999
- Digital modulation for a gas-fired heater49US 6,705,533 B2Gas Research Institute · 2004