G01R 31/3647
For determining the ability of a battery to perform a critical function
Official title: {for determining the ability of a battery to perform a critical function, e.g. cranking}
G01R31/3647 (For determining the ability of a battery to perform a critical function) appears on 334 US grants and 392 published applications in this corpus.
Search patents in G01R- Granted patents
- 334
- Published applications
- 392
- Assignees
- 241
- Inventors
- 877
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 4 | 0 |
| 2000 | 7 | 0 |
| 2001 | 8 | 5 |
| 2002 | 11 | 7 |
| 2003 | 8 | 6 |
| 2004 | 2 | 13 |
| 2005 | 10 | 7 |
| 2006 | 4 | 9 |
| 2007 | 5 | 18 |
| 2008 | 5 | 11 |
| 2009 | 11 | 9 |
| 2010 | 14 | 16 |
| 2011 | 6 | 3 |
| 2012 | 8 | 9 |
| 2013 | 6 | 13 |
| 2014 | 10 | 11 |
| 2015 | 10 | 23 |
| 2016 | 13 | 21 |
| 2017 | 15 | 23 |
| 2018 | 19 | 24 |
| 2019 | 25 | 32 |
| 2020 | 21 | 28 |
| 2021 | 27 | 23 |
| 2022 | 22 | 21 |
| 2023 | 16 | 15 |
| 2024 | 12 | 15 |
| 2025 | 12 | 20 |
| 2026 | 9 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Health monitoring of a UPS battery15 Sep 2026US 12,738,761 B1Schneider Electric It Corporation
- Battery condition monitoring system and method for an engine start up system8 Sep 2026US 12,730,156 B2Caterpillar Inc.
- Depth of discharge determination of alkaline batteries11 Aug 2026US 12,704,559 B2Medtronic, Inc.
- Information processing device, program, and method11 Aug 2026US 12,706,471 B2Sony Group Corporation
- Medical device adaptive control for hostile environment28 Jul 2026US 12,691,220 B2CareFusion 303, Inc.
- Health monitoring of a ups battery17 Sep 2026US 2026/0280332 A1Schneider Electric It Corporation
- System and method for generating battery alarms in infusion devices13 Aug 2026US 2026/0232903 A1Baxter Healthcare S. A.
- Analyzing a battery module for possible reuse2 Jul 2026US 2026/0186066 A1Toyota Jidosha Kabushiki Kaisha
- Battery pack, temperature measurement circuit, and method for diagnosing battery pack failure2 Jul 2026US 2026/0188771 A1Panasonic Energy Co., Ltd.
- Control method of controlling the electric drive system18 Jun 2026US 2026/0167341 A1
Most cited
By later US patents
- Smart battery power availability feature based on battery-specific characteristics1,241US 5,541,489 AIntel Corporation · 1996
- Battery management system for determining battery charge sufficiency for a task788US 7,595,642 B2QUALCOMM Incorporated · 2009
- Energy management system for automotive vehicle271US 6,331,762 B1Midtronics, Inc. · 2001
- Apparatus and method for carrying out diagnostic tests on batteries and for rapidly charging batteries243US 6,424,158 B2Midtronics, Inc. · 2002
- Method and apparatus for charging a battery216US 6,081,098 AMidtronics, Inc. · 2000