G01R 21/1335
Tariff switching circuits
Official title: {Tariff switching circuits}
G01R21/1335 (Tariff switching circuits) appears on 40 US grants and 39 published applications in this corpus.
Search patents in G01R- Granted patents
- 40
- Published applications
- 39
- Assignees
- 17
- Inventors
- 52
- Latest grant
- 24 Mar 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 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 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 1 |
| 2007 | 2 | 1 |
| 2008 | 0 | 4 |
| 2009 | 1 | 1 |
| 2010 | 3 | 18 |
| 2011 | 1 | 0 |
| 2012 | 4 | 2 |
| 2013 | 5 | 1 |
| 2014 | 3 | 0 |
| 2015 | 2 | 3 |
| 2016 | 2 | 1 |
| 2017 | 2 | 1 |
| 2018 | 5 | 1 |
| 2019 | 1 | 1 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Method, apparatus, and system for counting electricity consumption24 Mar 2020US 10,598,707 B2Xiaomi Inc.
- Measuring and reporting power received from guided surface waves3 Sep 2019US 10,401,404 B2CPG Technologies, LLC
- Measuring and reporting power received from guided surface waves20 Nov 2018US 10,132,845 B2CPG Technologies, LLC
- Wiring connector housing3 Jul 2018US 10,012,403 B2Lennox Industries Inc.
- HVAC unit, a method of generating a network address for a HVAC unit and a HVAC controller therefor3 Apr 2018US 9,933,174 B2Lennox Industries Inc.
- Electric meter interrupt device2 Mar 2023US 2023/0069377 A1ALIVE Industries, Inc.
- Measuring and reporting power received from guided surface waves7 Feb 2019US 2019/0041438 A1CPG Technologies, LLC
- Measuring and reporting power received from guided surface waves1 Feb 2018US 2018/0031619 A1CPG Technologies, LLC
- Measuring and reporting power received from guided surface waves9 Mar 2017US 2017/0067947 A1CPG Technologies, LLC
- HVAC Unit, A Method of Generating a Network Address for a HVAC Unit and a HVAC Controller Therefor10 Nov 2016US 2016/0330072 A1Lennox lndustries lnc.
Most cited
By later US patents
- Electronic metering device including automatic service sensing130US 5,631,554 ASchlumberger Industries · 1997
- Portable programmer-reader unit for programmable time registering electric energy meters94US 4,291,375 AWestinghouse Electric Corp. · 1981
- Programmable time registering AC electric energy meter having electronic accumulators and display71US 4,283,772 AWestinghouse Electric Corp. · 1981
- Load control system for standard electric utility meter51US 4,315,248 AEnergy Optics, Inc. · 1982
- Heating, ventilation and air conditioning system controller having a multifunctional indoor air quality sensor and method of controlling the system based on input from the sensor41US 8,755,942 B2Lennox Industries Inc. · 2014