G01R 23/04
Adapted for measuring in circuits having distributed constants
Official title: adapted for measuring in circuits having distributed constants
G01R23/04 (Adapted for measuring in circuits having distributed constants) appears on 46 US grants and 39 published applications in this corpus.
Search patents in G01R- Granted patents
- 46
- Published applications
- 39
- Assignees
- 43
- Inventors
- 126
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 1 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 2 |
| 2013 | 1 | 0 |
| 2014 | 1 | 0 |
| 2015 | 1 | 3 |
| 2016 | 1 | 1 |
| 2017 | 1 | 4 |
| 2018 | 3 | 2 |
| 2019 | 3 | 3 |
| 2020 | 3 | 2 |
| 2021 | 1 | 7 |
| 2022 | 3 | 4 |
| 2023 | 7 | 1 |
| 2024 | 2 | 4 |
| 2025 | 2 | 2 |
| 2026 | 3 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for tuning an electrochemical double layer to generate sound representative of properties of the double layer19 May 2026US 12,631,676 B2Wisconsin Alumni Research Foundation
- Nuclear magnetic resonance sensing device and nuclear magnetic resonance sensing method12 May 2026US 12,625,205 B2Kyoto University
- Spectrum analyzer, system and method for outputting data from a spectrum analyzer10 Feb 2026US 12,546,807 B2Aaronia AG
- Digital frequency difference estimator for signals received from different antennas27 May 2025US 12,316,393 B2Fairwinds Technologies, LLC
- Motor control system25 Mar 2025US 12,259,432 B2Rohm Co., Ltd.
- Motor control system12 Jun 2025US 2025/0189586 A1Rohm Co., Ltd.
- Nuclear magnetic resonance sensing device and nuclear magnetic resonance sensing method2 Jan 2025US 2025/0004076 A1Kyoto University
- Calibration device, setup, and method for measuring a radio frequency signal generator26 Dec 2024US 2024/0426957 A1Rohde & Schwarz GmbH & Co.KG
- Digital frequency difference estimator for signals received from different antennas28 Nov 2024US 2024/0396643 A1Fairwinds Technologies, LLC
- Method for tuning an electrochemical double layer to generate sound representative of properties of the double layer26 Sep 2024US 2024/0319249 A1Wisconsin Alumni Research Foundation
Most cited
By later US patents
- Wireless power transmission system, and method for controlling wireless power transmission and wireless power reception273US 8,946,940 B2Samsung Electronics Co., Ltd. · 2015
- Detector system for identifying the frequency of a received signal useful in a channelized receiver176US 6,313,620 B1Northrop Grumman Corporation · 2001
- System and method for tuning a resonant structure49US 6,369,585 B2Siemens Medical Solutions USA, Inc. · 2002
- Apparatus for extending the bandwidth of vector network analyzer receivers21US 7,683,633 B2Anritsu Corporation · 2010
- Non-linear observers in electric power networks12US 7,498,821 B2OSIsoft, Inc. · 2009