G01R 15/26
Using modulation of waves other than light
Official title: using modulation of waves other than light, e.g. radio or acoustic waves
G01R15/26 (Using modulation of waves other than light) appears on 52 US grants and 32 published applications in this corpus.
Search patents in G01R- Granted patents
- 52
- Published applications
- 32
- Assignees
- 32
- Inventors
- 99
- Latest grant
- 27 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 5 | 0 |
| 1989 | 7 | 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 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 1 | 1 |
| 2010 | 0 | 1 |
| 2011 | 1 | 2 |
| 2012 | 0 | 0 |
| 2013 | 1 | 1 |
| 2014 | 0 | 2 |
| 2015 | 1 | 1 |
| 2016 | 2 | 3 |
| 2017 | 2 | 3 |
| 2018 | 2 | 2 |
| 2019 | 2 | 3 |
| 2020 | 2 | 3 |
| 2021 | 5 | 3 |
| 2022 | 3 | 2 |
| 2023 | 2 | 2 |
| 2024 | 1 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Analog signal isolator27 May 2025US 12,313,569 B2Tektronix, Inc.
- Absence of voltage detection device2 Apr 2024US 11,946,954 B2
- Analog signal isolator26 Sep 2023US 11,768,161 B2Tektronix, Inc.
- Intelligent electronic device control using wirelessly transmitted multi-phase electrical measurements11 Jul 2023US 11,698,398 B2Schweitzer Engineering Laboratories, Inc.
- Spectral analysis using wireless current sensors15 Mar 2022US 11,275,101 B2Schweitzer Engineering Laboratories, Inc.
- Systeme de mesure d'un courant electrique et dispositif de detection d'un courant electrique pour un tel systeme24 Oct 2024US 2024/0353451 A1Commissariat A L' Energie Atomique Et Aux Energies Alternatives
- Analog signal isolator21 Dec 2023US 2023/0408424 A1Tektronix, Inc.
- Device for determining the electrical resistance of a system, and associated method10 Aug 2023US 2023/0251293 A1
- Intelligent electronic device control using wirelessly transmitted multi-phase electrical measurements12 May 2022US 2022/0146557 A1Schweitzer Engineering Laboratories, Inc.
- Absence of Voltage Detection Device21 Apr 2022US 2022/0120790 A1Panduit Corp.
Most cited
By later US patents
- Electrical power line and substation monitoring apparatus and systems325US 4,758,962 A1988
- Transponder unit for measuring temperature and current on live transmission lines313US 4,384,289 AGeneral Electric Company · 1983
- Electrical power line monitoring systems, including harmonic value measurements and relaying communications152US 4,829,298 A1989
- Electrical power line and substation monitoring apparatus127US 4,855,671 A1989
- System and apparatus for monitoring and control of a bulk electric power delivery system120US 4,689,752 ANiagara Mohawk Power Corporation · 1987