H01G 9/151
With wound foil electrodes
Official title: {with wound foil electrodes}
H01G9/151 (With wound foil electrodes) appears on 232 US grants and 319 published applications in this corpus.
Search patents in H01G- Granted patents
- 232
- Published applications
- 319
- Assignees
- 100
- Inventors
- 431
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 5 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 2 | 0 |
| 2004 | 0 | 3 |
| 2005 | 0 | 4 |
| 2006 | 7 | 16 |
| 2007 | 6 | 4 |
| 2008 | 6 | 11 |
| 2009 | 3 | 15 |
| 2010 | 9 | 9 |
| 2011 | 6 | 6 |
| 2012 | 7 | 4 |
| 2013 | 8 | 3 |
| 2014 | 3 | 11 |
| 2015 | 9 | 12 |
| 2016 | 6 | 16 |
| 2017 | 12 | 8 |
| 2018 | 13 | 21 |
| 2019 | 12 | 16 |
| 2020 | 12 | 24 |
| 2021 | 20 | 19 |
| 2022 | 10 | 24 |
| 2023 | 19 | 19 |
| 2024 | 22 | 24 |
| 2025 | 19 | 24 |
| 2026 | 11 | 25 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Capacitor having a cathode foil including a carbon layer and method for manufacturing same28 Jul 2026US 12,695,035 B2Nippon Chemi-Con Corporation
- Electrolytic capacitor having reduced equivalent series resistance (ESR) and production method for same21 Jul 2026US 12,688,976 B2Panasonic Intellectual Property Management Co., Ltd.
- Electrode foil with edge region thickness variation for improved electrolytic capacitor reliability14 Jul 2026US 12,683,089 B2Panasonic Intellectual Property Management Co., Ltd.
- Packaging of roll-type solid electrolytic capacitor elements7 Jul 2026US 12,676,266 B2
- Electrode foil for electrolytic capacitor, electrolytic capacitor, method for producing electrode foil for electrolytic capacitor, and method for producing electrolytic capacitor28 Apr 2026US 12,614,679 B2Panasonic Intellectual Property Management Co., Ltd.
- Electrolytic capacitor and production method therefor10 Sep 2026US 2026/0269143 A1Panasonic Intellectual Property Management Co., Ltd.
- Electrolytic capacitor comprising an electrically-conductive polymer compound and method for producing the same20 Aug 2026US 2026/0245807 A1Rubycon Corporation
- Electrolytic capacitor and method for producing electrolytic capacitor13 Aug 2026US 2026/0237566 A1Panasonic Intellectual Property Management Co., Ltd.
- Electrolytic capacitor element and electrolytic capacitor13 Aug 2026US 2026/0237567 A1Elna Company Ltd.
- Electrolytic capacitor and method for manufacturing same13 Aug 2026US 2026/0237569 A1Panasonic Intellectual Property Management Co., Ltd.
Most cited
By later US patents
- Electrolyte capacitor and method of making the same112US 5,628,801 ASpecialized Conductives Pty. Ltd. · 1997
- Electrolytic capacitor88US 7,952,854 B2American Radionic Company, Inc. · 2011
- Electrolytic capacitor86US 8,537,522 B2American Radionic Company, Inc. · 2013
- Sealed and impregnated wound capacitor assemblies85US 8,174,817 B2High Energy Corp. · 2012
- Electrolytic capacitor74US 9,424,995 B2American Radionic Company, Inc. · 2016