H01G 4/26
Folded capacitors
H01G4/26 (Folded capacitors) appears on 23 US grants and 15 published applications in this corpus.
Search patents in H01G- Granted patents
- 23
- Published applications
- 15
- Assignees
- 17
- Inventors
- 39
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 5 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 1 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 2 |
| 2013 | 0 | 2 |
| 2014 | 1 | 0 |
| 2015 | 0 | 1 |
| 2016 | 2 | 3 |
| 2017 | 2 | 0 |
| 2018 | 2 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 2 |
| 2023 | 0 | 0 |
| 2024 | 1 | 2 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Power storage element and method for manufacturing same21 Apr 2026US 12,609,361 B2Kawasaki Motors, Ltd.
- Capacitive cable5 Mar 2024US 11,923,143 B2Enertechnos Limited
- Multi-layered aluminum oxide capacitor25 Dec 2018US 10,163,567 B2Point Engineering Co., Ltd.
- Wound/stacked ceramic film capacitors, method for making ceramic film capacitors13 Nov 2018US 10,128,046 B2Uchicago Argonne, LLC
- Flexible cable and electronic device19 Dec 2017US 9,847,171 B2Murata Manufacturing Co., Ltd.
- High power density capacitor21 Nov 2024US 2024/0387115 A1Weinberg Medical Physics LLC
- Capacitive Cable18 Apr 2024US 2024/0128021 A1Enertechnos Limited
- Power storage element and method for manufacturing same3 Nov 2022US 2022/0352556 A1Kawasaki Motors, Ltd.
- Capacitive Cable10 Mar 2022US 2022/0076885 A1Enertechnos Holdings Limited
- Flexible cable and electronic device18 Feb 2016US 2016/0049240 A1Murata Manufacturing Co., Ltd.
Most cited
By later US patents
- Energy storage device36US 5,154,989 AMedtronic, Inc. · 1992
- Method for the production of a multilayered capacitor block30US 4,553,304 AThomson-CSF · 1985
- Capacitor and method for producing the same, and circuit board with a built-in capacitor and method for producing the same19US 7,126,811 B2Matsushita Electric Industrial Co., Ltd. · 2006
- Capacitor and method for producing the same, and circuit board with a built-in capacitor and method for producing the same13US 7,247,178 B2Matsushita Electric Industrial Co., Ltd. · 2007
- Charge storage devices with overlapping, folded electrodes8US 6,740,447 B1Energy Storage Systems PTY LTD · 2004