G01R 1/30
Structural combination of electric measuring instruments with basic electronic circuits
Official title: Structural combination of electric measuring instruments with basic electronic circuits, e.g. with amplifier
G01R1/30 (Structural combination of electric measuring instruments with basic electronic circuits) appears on 228 US grants and 204 published applications in this corpus.
Search patents in G01R- Granted patents
- 228
- Published applications
- 204
- Assignees
- 186
- Inventors
- 523
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 3 | 0 |
| 1978 | 5 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 2 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 2 | 3 |
| 2010 | 2 | 3 |
| 2011 | 2 | 2 |
| 2012 | 1 | 2 |
| 2013 | 1 | 14 |
| 2014 | 6 | 11 |
| 2015 | 10 | 27 |
| 2016 | 16 | 7 |
| 2017 | 20 | 15 |
| 2018 | 13 | 16 |
| 2019 | 20 | 15 |
| 2020 | 14 | 11 |
| 2021 | 14 | 13 |
| 2022 | 14 | 14 |
| 2023 | 16 | 11 |
| 2024 | 12 | 12 |
| 2025 | 8 | 12 |
| 2026 | 8 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Methods and apparatus to improve difference amplifiers18 Aug 2026US 12,712,505 B2Texas Instruments Incorporated
- Automatic current ranging system11 Aug 2026US 12,704,532 B2Analog Devices, Inc.
- Circuit for impedance measurements26 May 2026US 12,638,487 B2Mettler-Toledo AG
- Current sensing device19 May 2026US 12,631,670 B2Smart Electronics Inc.
- Multichannel test system with galvanic coupling of intermediate circuits, and method for galvanically coupling intermediate circuits31 Mar 2026US 12,592,561 B2AVL List GmbH
- Device for measuring the electrical resistance of an element17 Sep 2026US 2026/0276687 A1Ateq
- Monitoring device for wide-dynamic-range currents, in particular for monitoring traction currents27 Aug 2026US 2026/0251683 A1Knick Elektronische Messgeräte GmbH & Co. KG
- How to build a replication system and extract replication values25 Jun 2026US 2026/0178153 A1
- Variable attenuator, step attenuator, and test apparatus18 Jun 2026US 2026/0169033 A1Advantest Corporation
- Power supply circuit and related apparatus7 May 2026US 2026/0128609 A1Honor Device Co., Ltd.
Most cited
By later US patents
- Self-powered powerline sensor150US 5,892,430 AFoster-Miller, Inc. · 1999
- Electrical socket with monitoring unit for monitoring operating conditions92US 5,650,771 A1997
- Auxiliary power supply for supplying power to additional functions within a meter55US 7,504,821 B2Elster Electricity, LLC · 2009
- Interface apparatus for automatic test equipment52US 5,821,764 AAESOP, Inc. · 1998
- Device for measuring impedance of biologic tissues including an alternating current (AC) coupled voltage-to-current converter45US 9,510,768 B2STMicroelectronics S,r.l. · 2016