G01R 19/252
Using analogue/digital converters of the type with conversion of voltage or current
Official title: using analogue/digital converters of the type with conversion of voltage or current into frequency and measuring of this frequency
G01R19/252 (Using analogue/digital converters of the type with conversion of voltage or current) appears on 114 US grants and 80 published applications in this corpus.
Search patents in G01R- Granted patents
- 114
- Published applications
- 80
- Assignees
- 101
- Inventors
- 267
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 6 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 4 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 2 | 1 |
| 2004 | 0 | 1 |
| 2005 | 0 | 1 |
| 2006 | 2 | 1 |
| 2007 | 2 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 1 | 2 |
| 2012 | 1 | 1 |
| 2013 | 2 | 0 |
| 2014 | 0 | 3 |
| 2015 | 1 | 3 |
| 2016 | 2 | 6 |
| 2017 | 4 | 3 |
| 2018 | 4 | 5 |
| 2019 | 6 | 9 |
| 2020 | 8 | 7 |
| 2021 | 8 | 9 |
| 2022 | 8 | 4 |
| 2023 | 7 | 6 |
| 2024 | 6 | 9 |
| 2025 | 6 | 1 |
| 2026 | 3 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Isolation system and method for well site applications11 Aug 2026US 12,704,550 B2Schlumberger Technology Corporation
- Analog-digital converter and method12 May 2026US 12,627,311 B2STMicroelectronics International N. V.
- Image sensor with voltage monitoring circuit10 Mar 2026US 12,574,660 B2Sony Semiconductor Solutions Corporation
- Systems and methods for power supplies with dynamic voltage drop compensation2 Dec 2025US 12,487,258 B2Outdoor Wireless Networks LLC
- Distributed coulomb counter21 Oct 2025US 12,449,482 B2Analog Devices International Unlimited Company
- Systems, devices, and methods for rf detection of analyte sensor measurements4 Jun 2026US 2026/0153467 A1Abbott Diabetes Care Inc.
- Distributed coulomb counter7 May 2026US 2026/0126494 A1Analog Devices International Unlimited Company
- Fault sensor23 Apr 2026US 2026/0110715 A1Cypress Semiconductor Corporation
- Domain-adapted multimodal large language models based on tensor build for calibration and measurement5 Mar 2026US 2026/0063688 A1Tektronix, Inc.
- Hybrid time-frequency representation (htfr) based power characterization15 Jan 2026US 2026/0016512 A1
Most cited
By later US patents
- Electronic relay for calculating the power of a multiphase electric load based on a rectified wave signal and a phase current60US 5,777,833 ASchneider Electric SA · 1998
- AC current sensor for measuring electric AC current in a conductor and an indicator system comprising such a sensor42US 8,421,475 B2Soren Thiim ApS · 2013
- Control of display devices with electromagnetic drums37US 4,283,715 AJaeger · 1981
- Method and apparatus for power measuring34US 5,450,007 AAmpy Automation - Digilog Limited · 1995
- Capacitance measuring by comparison to reference capacitance33US 4,187,460 ATestut-Aequitas · 1980