F23N 2223/16
Measuring bridge
F23N2223/16 (Measuring bridge) appears on 4 US grants and 2 published applications in this corpus.
Search patents in F23N- Granted patents
- 4
- Published applications
- 2
- Assignees
- 4
- Inventors
- 8
- Latest grant
- 7 Jul 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 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 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method and device for flame signal detection7 Jul 2020US 10,704,785 B2Viessmann Werke GmbH & Co. KG
- Systems and methods for controlling multistage electronic controlled gas valves15 Dec 2015US 9,212,821 B2Emerson Electric Co.
- Condition control system for efficient transfer of energy to and from a working fluid15 Feb 1983US 4,373,663 AHoneywell Inc.
- Method and apparatus for controlling a liquid fuel space heater28 Apr 1981US 4,263,886 AWhite Consolidated Industries, Inc.
Most cited
By later US patents
- Condition control system for efficient transfer of energy to and from a working fluid25US 4,373,663 AHoneywell Inc. · 1983
- Method and apparatus for controlling a liquid fuel space heater6US 4,263,886 AWhite Consolidated Industries, Inc. · 1981
- Systems and methods for controlling multistage electronic controlled gas valves5US 9,212,821 B2Emerson Electric Co. · 2015