H01G 9/022
Electrolytes
Official title: Electrolytes; Absorbents
H01G9/022 (Electrolytes) appears on 1,576 US grants and 1,619 published applications in this corpus.
Search patents in H01G- Granted patents
- 1,576
- Published applications
- 1,619
- Assignees
- 463
- Inventors
- 2,485
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 5 | 0 |
| 1978 | 5 | 0 |
| 1979 | 3 | 0 |
| 1980 | 3 | 0 |
| 1981 | 4 | 0 |
| 1982 | 1 | 0 |
| 1983 | 7 | 0 |
| 1984 | 9 | 0 |
| 1985 | 7 | 0 |
| 1986 | 6 | 0 |
| 1987 | 9 | 0 |
| 1988 | 18 | 0 |
| 1989 | 21 | 0 |
| 1990 | 15 | 0 |
| 1991 | 18 | 0 |
| 1992 | 15 | 0 |
| 1993 | 11 | 0 |
| 1994 | 5 | 0 |
| 1995 | 17 | 0 |
| 1996 | 20 | 0 |
| 1997 | 15 | 0 |
| 1998 | 12 | 0 |
| 1999 | 25 | 0 |
| 2000 | 18 | 0 |
| 2001 | 43 | 7 |
| 2002 | 29 | 27 |
| 2003 | 28 | 40 |
| 2004 | 33 | 55 |
| 2005 | 30 | 39 |
| 2006 | 36 | 65 |
| 2007 | 27 | 32 |
| 2008 | 29 | 49 |
| 2009 | 27 | 63 |
| 2010 | 51 | 67 |
| 2011 | 39 | 44 |
| 2012 | 42 | 64 |
| 2013 | 45 | 82 |
| 2014 | 54 | 80 |
| 2015 | 64 | 64 |
| 2016 | 68 | 79 |
| 2017 | 66 | 78 |
| 2018 | 85 | 80 |
| 2019 | 78 | 92 |
| 2020 | 67 | 90 |
| 2021 | 87 | 68 |
| 2022 | 60 | 64 |
| 2023 | 51 | 63 |
| 2024 | 53 | 68 |
| 2025 | 81 | 86 |
| 2026 | 29 | 73 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Capacitor and method for manufacturing same22 Sep 2026US 12,744,163 B2Panasonic Intellectual Property Management Co., Ltd.
- Electrolytic capacitor22 Sep 2026US 12,744,164 B2Panasonic Intellectual Property Management Co., Ltd.
- Self-regenerative electrolytes with intrinsic redox activity for energy storage devices25 Aug 2026US 12,718,988 B2The American University in Cairo
- Solid electrolytic capacitor element, solid electrolytic capacitor, and method for manufacturing solid electrolytic capacitor element18 Aug 2026US 12,712,133 B2Panasonic Intellectual Property Management Co., Ltd.
- Capacitor and process for forming electrical connections therein4 Aug 2026US 12,700,549 B2Kemet Electronics Corporation
- Solid electrolytic capacitor1 Oct 2026US 2026/0302089 A1Panasonic Intellectual Property Management Co., Ltd.
- Electrolytic capacitor and method for producing same1 Oct 2026US 2026/0302090 A1Panasonic Intellectual Property Management Co., Ltd.
- Electrolytic capacitor1 Oct 2026US 2026/0302091 A1Nippon Chemi-Con Corporation
- Solid electrolytic capacitor and manufacturing method24 Sep 2026US 2026/0290710 A1Nippon Chemi-Con Corporation
- Additive for organic conductors17 Sep 2026US 2026/0274791 A1Panasonic Intellectual Property Management Co., Ltd.
Most cited
By later US patents
- Polythiophene dispersions, their production and their use302US 5,300,575 ABayer Aktiengesellschaft · 1994
- Solid electrolytic capacitor with conductive polymer as solid electrolyte and method for fabricating the same226US 5,729,428 ANEC Corporation · 1998
- Solid electrolytic capacitor and method for manufacturing the same219US 5,473,503 ANEC Corporation · 1995
- Solid polymer electrolytes203US 6,645,675 B1Lithium Power Technologies, Inc. · 2003
- Solid electrolytic capacitors comprising a conductive layer made of a polymer of pyrrole or its derivative185US 5,812,367 AMatsushita Electric Industrial Co., Ltd. · 1998