G01R 19/15
Indicating the presence of current
G01R19/15 (Indicating the presence of current) appears on 209 US grants and 155 published applications in this corpus.
Search patents in G01R- Granted patents
- 209
- Published applications
- 155
- Assignees
- 149
- Inventors
- 426
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 4 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 3 | 0 |
| 1984 | 7 | 0 |
| 1985 | 2 | 0 |
| 1986 | 7 | 0 |
| 1987 | 5 | 0 |
| 1988 | 7 | 0 |
| 1989 | 4 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 5 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 7 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 0 |
| 2003 | 2 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 1 | 2 |
| 2010 | 0 | 2 |
| 2011 | 1 | 2 |
| 2012 | 4 | 1 |
| 2013 | 1 | 9 |
| 2014 | 2 | 4 |
| 2015 | 3 | 12 |
| 2016 | 9 | 10 |
| 2017 | 6 | 16 |
| 2018 | 11 | 13 |
| 2019 | 12 | 11 |
| 2020 | 14 | 13 |
| 2021 | 14 | 9 |
| 2022 | 11 | 14 |
| 2023 | 6 | 8 |
| 2024 | 8 | 9 |
| 2025 | 7 | 10 |
| 2026 | 9 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Energy detection warning device1 Sep 2026US 12,724,044 B2Safeguard Equipment, Inc.
- Multi-path current difference detection device14 Jul 2026US 12,681,055 B2Delta Electronics, Inc.
- Apparatus, methods, and techniques of display for obscured feature detection with live wire detection2 Jun 2026US 12,644,915 B2Franklin Sensors Inc.
- Current sensing device19 May 2026US 12,631,670 B2Smart Electronics Inc.
- Current sensor with adjacent conductor rejection14 Apr 2026US 12,601,763 B2Schweitzer Engineering Laboratories, Inc.
- Current detection arrangement for electric grids23 Jul 2026US 2026/0211013 A1
- Current detection circuit and over-current protection device25 Jun 2026US 2026/0180305 A1STMicroelectronics International N. V.
- Method for Testing Piezoelectric Sound Transducer21 May 2026US 2026/0137861 A1Becton, Dickinson and Company
- Circuit energization status test device and method7 May 2026US 2026/0126475 A1Klein Tools, Inc.
- Electrical measurement methods, systems, and kits7 May 2026US 2026/0126501 A1Power Probe Group, Inc.
Most cited
By later US patents
- System for rating electric power transmission lines and equipment329US 5,341,088 A1994
- System for rating electric power transmission lines and equipment101US 4,728,887 A1988
- System for rating electric power transmission lines and equipment72US 5,140,257 A1992
- Current-sensing circuit for an IC power semiconductor device70US 5,081,379 AU. S. Philips Corporation · 1992
- Apparatus for measuring the quiescent current of an integrated monolithic digital circuit65US 5,057,774 AU. S. Philips Corporation · 1991