H01G 4/32
Wound capacitors
H01G4/32 (Wound capacitors) appears on 507 US grants and 552 published applications in this corpus.
Search patents in H01G- Granted patents
- 507
- Published applications
- 552
- Assignees
- 233
- Inventors
- 946
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 6 | 0 |
| 1982 | 6 | 0 |
| 1983 | 6 | 0 |
| 1984 | 6 | 0 |
| 1985 | 7 | 0 |
| 1986 | 3 | 0 |
| 1987 | 5 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 4 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 3 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 2 |
| 2002 | 3 | 2 |
| 2003 | 4 | 3 |
| 2004 | 5 | 3 |
| 2005 | 2 | 2 |
| 2006 | 2 | 6 |
| 2007 | 2 | 7 |
| 2008 | 6 | 10 |
| 2009 | 4 | 12 |
| 2010 | 5 | 10 |
| 2011 | 7 | 10 |
| 2012 | 12 | 12 |
| 2013 | 7 | 9 |
| 2014 | 11 | 22 |
| 2015 | 7 | 16 |
| 2016 | 19 | 20 |
| 2017 | 16 | 42 |
| 2018 | 32 | 38 |
| 2019 | 30 | 31 |
| 2020 | 32 | 44 |
| 2021 | 28 | 36 |
| 2022 | 31 | 45 |
| 2023 | 32 | 57 |
| 2024 | 40 | 47 |
| 2025 | 54 | 40 |
| 2026 | 34 | 26 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Capacitor module6 Oct 2026US 12,755,900 B2Murata Manufacturing Co., Ltd.
- Film capacitor having bent lead wires and capacitor module29 Sep 2026US 12,749,625 B2LG Innotek Co., Ltd.
- Process of manufacturing a dielectric for a capacitor and process of manufacturing a capacitor and capacitor22 Sep 2026US 12,744,160 B2Polymer Competence Center Leoben GmbH
- Film capacitor having a terminal electrode including a substrate connector, and method for producing film capacitor22 Sep 2026US 12,744,161 B2Murata Manufacturing Co., Ltd.
- Dielectric nanofluid for a capacitor system15 Sep 2026US 12,738,421 B2Eaton Intelligent Power Limited
- Biaxially stretched polypropylene film24 Sep 2026US 2026/0290690 A1Oji Holdings Corporation
- Electrical device27 Aug 2026US 2026/0253801 A1Denso Corporation
- Capacitor13 Aug 2026US 2026/0237559 A1Panasonic Intellectual Property Management Co., Ltd.
- Electrode plate, manufacturing method therefor, and battery13 Aug 2026US 2026/0237771 A1Panasonic Energy Co., Ltd.
- Reconfigurable swcnt ferroelectric field-effect transistor arrays30 Jul 2026US 2026/0217946 A1
Most cited
By later US patents
- Acrylate composite barrier coating process183US 5,725,909 ACatalina Coatings, Inc. · 1998
- All-solid-state electrochemical device and method of manufacturing152US 6,664,006 B1Lithium Power Technologies, Inc. · 2003
- Acrylate composite barrier coating142US 6,231,939 B1Presstek, Inc. · 2001
- Capacitor for multiple replacement applications107US 7,203,053 B2American Radionic Company, Inc. · 2007
- High ripple current capacitor106US 5,673,168 AUnited Chemi-Con Manufacturing · 1997