G01R 29/24
Arrangements for measuring quantities of charge
G01R29/24 (Arrangements for measuring quantities of charge) appears on 317 US grants and 205 published applications in this corpus.
Search patents in G01R- Granted patents
- 317
- Published applications
- 205
- Assignees
- 208
- Inventors
- 644
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 5 | 0 |
| 1978 | 8 | 0 |
| 1979 | 5 | 0 |
| 1980 | 4 | 0 |
| 1981 | 3 | 0 |
| 1982 | 5 | 0 |
| 1983 | 6 | 0 |
| 1984 | 6 | 0 |
| 1985 | 3 | 0 |
| 1986 | 7 | 0 |
| 1987 | 5 | 0 |
| 1988 | 7 | 0 |
| 1989 | 12 | 0 |
| 1990 | 5 | 0 |
| 1991 | 3 | 0 |
| 1992 | 6 | 0 |
| 1993 | 5 | 0 |
| 1994 | 3 | 0 |
| 1995 | 5 | 0 |
| 1996 | 5 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 4 | 0 |
| 2000 | 4 | 0 |
| 2001 | 6 | 1 |
| 2002 | 10 | 3 |
| 2003 | 4 | 2 |
| 2004 | 0 | 2 |
| 2005 | 3 | 6 |
| 2006 | 3 | 3 |
| 2007 | 4 | 3 |
| 2008 | 1 | 1 |
| 2009 | 1 | 6 |
| 2010 | 0 | 3 |
| 2011 | 2 | 4 |
| 2012 | 3 | 7 |
| 2013 | 6 | 7 |
| 2014 | 8 | 16 |
| 2015 | 10 | 16 |
| 2016 | 4 | 15 |
| 2017 | 21 | 15 |
| 2018 | 8 | 20 |
| 2019 | 19 | 10 |
| 2020 | 21 | 16 |
| 2021 | 12 | 12 |
| 2022 | 11 | 6 |
| 2023 | 12 | 10 |
| 2024 | 10 | 12 |
| 2025 | 9 | 7 |
| 2026 | 4 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Monitoring energy discharge in a fire control system15 Sep 2026US 12,736,295 B1Biofire Technologies Inc.
- Device and method for measuring space charge in an electric cable specimen12 May 2026US 12,625,194 B2Nexans
- Field-biased nonlinear optical metrology using corona discharge source14 Apr 2026US 12,601,778 B2FemtoMetrix, Inc.
- Method and apparatus for non-invasive, non-intrusive, and un-grounded, simultaneous corona deposition and SHG measurements24 Feb 2026US 12,562,333 B2FemtoMetrix, Inc.
- Systems and methods of dynamic adaptive fast charging in batteries to reduce lithium plating9 Dec 2025US 12,494,664 B2Eatron Technologies Limited
- Integrated space charge monitoring for high voltage cables14 May 2026US 2026/0133243 A1Nexans
- Method for measuring an internal capacitance of a transistor device8 Jan 2026US 2026/0009830 A1Infineon Technologies AG
- Systems and methods of dynamic adaptive fast charging in batteries to reduce lithium plating6 Nov 2025US 2025/0343433 A1Eatron Technologies Limited
- Device for thermoamperometry and thermocoulometry, and analysis method using same9 Oct 2025US 2025/0314604 A1Ewha University-Industry Collaboration Foundation
- Electrostatic charge variation based power failure detection18 Sep 2025US 2025/0290955 A1STMicroelectronics International N. V.
Most cited
By later US patents
- Electrical charge transfer apparatus144US 5,349,303 ACirque Corporation · 1994
- Charge detector with long integration time104US 5,920,199 ASarnoff Corporation · 1999
- Method and apparatus for measurement of mobile charges with a corona screen gun87US 5,767,693 ASmithley Instruments, Inc. · 1998
- Photovoltaic oxide charge measurement probe technique83US 5,650,731 AInternational Business Machines Corporation · 1997
- Contactless method for measuring total charge of an insulating layer on a substrate using corona charge78US 6,191,605 B12001