G01R 11/56
Special tariff meters
G01R11/56 (Special tariff meters) appears on 62 US grants and 30 published applications in this corpus.
Search patents in G01R- Granted patents
- 62
- Published applications
- 30
- Assignees
- 36
- Inventors
- 102
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 5 | 0 |
| 1979 | 5 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 6 | 0 |
| 1987 | 6 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 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 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 4 |
| 2014 | 1 | 0 |
| 2015 | 2 | 1 |
| 2016 | 1 | 1 |
| 2017 | 2 | 0 |
| 2018 | 1 | 1 |
| 2019 | 0 | 7 |
| 2020 | 2 | 7 |
| 2021 | 6 | 3 |
| 2022 | 2 | 0 |
| 2023 | 4 | 1 |
| 2024 | 0 | 0 |
| 2025 | 0 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Energy measurement meter and energy measuring method29 Sep 2026US 12,748,133 B2Chicony Power Technology Co., Ltd.
- Information providing apparatus, information providing method, and system12 Dec 2023US 11,841,382 B2Honda Motor Co., Ltd.
- Information providing apparatus, information providing method, and system24 Oct 2023US 11,796,569 B2Honda Motor Co., Ltd.
- Energy management system and energy management method for water supply25 Apr 2023US 11,636,558 B2Hitachi, Ltd.
- Fault detection for appliances based on energy consumption data11 Apr 2023US 11,624,761 B2Centrica PLC
- Energy measurement meter and energy measuring method4 Sep 2025US 2025/0277818 A1Chicony Power Technology Co., Ltd.
- Electronic apparatus and controlling method thereof19 Jun 2025US 2025/0200678 A1Samsung Electronics Co., Ltd.
- Power management system, power conversion device and power management method13 Jul 2023US 2023/0221681 A1KYOCERA Corporation
- Energy management system and energy management method29 Jul 2021US 2021/0233185 A1Hitachi, Ltd.
- Fault detection for appliances based on energy consumption data24 Jun 2021US 2021/0190837 A1Centrica PLC
Most cited
By later US patents
- Power monitoring and load shedding system108US 4,075,699 ALockheed Electronics Co., Inc. · 1978
- Method of and system for accumulating verifiable energy demand data from remote electricity meters54US 4,697,182 ASangamo Weston, Inc. · 1987
- Digital processing system for time-of-day and demand meter display48US 4,301,508 AEaton Corporation · 1981
- Device for use with a utility meter for recording time of energy use48US 4,783,623 ADomestic Automation Company, Inc. · 1988
- Direction sensitive opto-electronic pulse initiator for electrical meters39US 4,034,292 AWestinghouse Electric Corp. · 1977