H01M 6/5055
End of discharge indicated by a voltage step
Official title: {End of discharge indicated by a voltage step}
H01M6/5055 (End of discharge indicated by a voltage step) appears on 34 US grants and 14 published applications in this corpus.
Search patents in H01M- Granted patents
- 34
- Published applications
- 14
- Assignees
- 24
- Inventors
- 73
- Latest grant
- 11 Mar 2014
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 5 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 4 |
| 2003 | 0 | 0 |
| 2004 | 4 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 2 |
| 2007 | 0 | 2 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 2 | 2 |
| 2011 | 1 | 2 |
| 2012 | 2 | 0 |
| 2013 | 1 | 0 |
| 2014 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Non-aqueous cell having amorphous or semi-crystalline copper manganese oxide cathode material11 Mar 2014US 8,669,007 B2Eaglepicher Technologies, LLC
- End of life indication system and method for non-aqueous cell having amorphous or semi-crystalline copper manganese oxide cathode material4 Mar 2014US 8,663,825 B2Eaglepicher Technologies, LLC
- Primary battery having sloped voltage decay21 May 2013US 8,445,137 B1Quallion LLC
- Dry cell battery discharging system21 Aug 2012US 8,248,034 B2Hon Hai Precision Industry Co., Ltd.
- Battery system and battery safety alarm system17 Jan 2012US 8,097,352 B2Empire Technology Development LLC
- Battery system and battery safety alarm system27 Oct 2011US 2011/0262786 A1Empire Technology Development LLC
- Dry cell battery discharging system29 Sep 2011US 2011/0234163 A1Hon Hai Precision Industry Co., Ltd.
- End of life indication system and method for non-aqueous cell having amorphous or semi-crystalline copper manganese oxide cathod material9 Dec 2010US 2010/0310907 A1Eaglepicher Technologies, LLC
- Non-aqueous cell having amorphous or semi-crystalline copper manganese oxide cathode material2 Sep 2010US 2010/0221616 A1Eaglepicher Technologies, LLC
- Capacity Increasing Current Collector and Fuel Gauge for Lithium-Containing Electrochemical Cell17 Sep 2009US 2009/0233167 A1Eveready Battery Company, Inc.
Most cited
By later US patents
- Double current collector negative electrode design for alkali metal ion electrochemical cells54US 6,737,191 B2Wilson Greatbatch Ltd. · 2004
- Primary battery having a built-in controller to extend battery run time53US 6,198,250 B1The Procter & Gamble Company · 2001
- Double current collector cathode design using the same active material in varying formulations for alkali metal or ion electrochemical cells46US 6,673,493 B2Wilson Greatbatch Ltd. · 2004
- Battery design for achieving end-of-life indication during electrical discharge45US 5,569,553 AWilson Greatbatch Ltd. · 1996
- Overcharge and overdischarge protection of ambient temperature secondary lithium cells44US 5,278,000 AThe United States of America as represented by the Administrator of the National Aeronautics and Space Administration · 1994