F23L 13/04
With axis perpendicular to face
Official title: with axis perpendicular to face
F23L13/04 (With axis perpendicular to face) appears on 11 US grants and 12 published applications in this corpus.
Search patents in F23L- Granted patents
- 11
- Published applications
- 12
- Assignees
- 10
- Inventors
- 24
- Latest grant
- 17 Sep 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 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 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 0 | 1 |
| 2016 | 1 | 0 |
| 2017 | 1 | 1 |
| 2018 | 1 | 2 |
| 2019 | 0 | 0 |
| 2020 | 1 | 1 |
| 2021 | 0 | 1 |
| 2022 | 2 | 1 |
| 2023 | 1 | 2 |
| 2024 | 2 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Systems and methods for extending the turndown ratio of gas-fired burner systems17 Sep 2024US 12,092,328 B2Rheem Manufacturing Company
- Outdoor cooking system with improved heat and flame control9 Jan 2024US 11,867,408 B2Magma Products
- Systems and methods for extending the turndown ratio of gas-fired burner systems18 Jul 2023US 11,703,224 B2Rheem Manufacturing Company
- Exhaust-gas tract for a motor vehicle13 Dec 2022US 11,525,379 B2Dr. Ing. h. c. F. Porsche AG
- Hot water storage-type boiler having both heat amount proportional control function and backflow prevention function17 May 2022US 11,333,400 B2
- Combustion device30 Jan 2025US 2025/0035303 A1Lepaier Global Co., Ltd.
- Systems and Methods for Extending the Turndown Ratio of Gas-Fired Burner Systems28 Sep 2023US 2023/0304662 A1Rheem Manufacturing Company
- Outdoor cooking system with improved heat and flame control7 Sep 2023US 2023/0280037 A1Magma Products
- Exhaust-gas tract for a motor vehicle14 Apr 2022US 2022/0112826 A1Dr. Ing. h,c.F. Porsche Aktiengesellschaft
- Systems and methods for extending the turndown ratio of gas-fired burner systems21 Oct 2021US 2021/0325042 A1Rheem Manufacturing Company
Most cited
By later US patents
- Flue restrictor6US 4,803,931 A1989
- Device for controlling regenerative burners5US 8,845,324 B2Fives Stein · 2014
- Modulating burner with venturi damper3US 10,161,627 B2Lochinvar, LLC · 2018
- Air diverting system for a seed drying bin2US 9,303,920 B2Bratney Companies · 2016
- Systems and methods for extending the turndown ratio of gas-fired burner systems1US 11,703,224 B2Rheem Manufacturing Company · 2023