H01G 11/48
Conductive polymers
H01G11/48 (Conductive polymers) appears on 723 US grants and 859 published applications in this corpus.
Search patents in H01G- Granted patents
- 723
- Published applications
- 859
- Assignees
- 391
- Inventors
- 1,776
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 4 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 5 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 10 | 0 |
| 1996 | 11 | 0 |
| 1997 | 2 | 0 |
| 1998 | 5 | 0 |
| 1999 | 8 | 0 |
| 2000 | 11 | 0 |
| 2001 | 17 | 5 |
| 2002 | 18 | 21 |
| 2003 | 25 | 30 |
| 2004 | 22 | 49 |
| 2005 | 15 | 31 |
| 2006 | 31 | 28 |
| 2007 | 17 | 23 |
| 2008 | 23 | 42 |
| 2009 | 12 | 38 |
| 2010 | 34 | 47 |
| 2011 | 30 | 50 |
| 2012 | 29 | 33 |
| 2013 | 33 | 42 |
| 2014 | 25 | 31 |
| 2015 | 33 | 30 |
| 2016 | 26 | 27 |
| 2017 | 24 | 31 |
| 2018 | 27 | 45 |
| 2019 | 29 | 40 |
| 2020 | 37 | 50 |
| 2021 | 42 | 44 |
| 2022 | 25 | 26 |
| 2023 | 20 | 25 |
| 2024 | 26 | 25 |
| 2025 | 24 | 28 |
| 2026 | 8 | 18 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Methods and apparatus for providing storage cell for energy storage device11 Aug 2026US 12,706,253 B2Fastcap Ultracapacitors LLC
- Process for producing functionalized polythiophenes28 Jul 2026US 12,692,343 B2Heraeus Epurio GmbH
- Gel electrolyte supercapacitor21 Jul 2026US 12,688,978 B2Imam Abdulrahman Bin Faisal University
- Nitro-substituted aromatic compounds for use in electrodes16 Jun 2026US 12,658,444 B2
- Structural supercapacitors with reinforced interfaces to increase multifunctional efficiency21 Apr 2026US 12,609,251 B2The Regents of the University of California
- Process for producing functionalized polythiophenes8 Oct 2026US 2026/0308308 A1
- Low-density polyethylene/elemental sulfur hybrid composite electrode material for supercapacitors17 Sep 2026US 2026/0275091 A1Khalifa University of Science and Technology
- Direct growth cross-linked carbon nanotubes on microstructured metal substrate for supercapacitor application10 Sep 2026US 2026/0269145 A1University of South-Eastern Norway
- Facile material extrusion of 3d wearable conductive-polymer micro-super-capacitors27 Aug 2026US 2026/0250470 A1The Governing Council of the University of Toronto
- Electrolytic capacitor and method for producing electrolytic capacitor13 Aug 2026US 2026/0237566 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 electrolytic capacitors comprising a conductive layer made of a polymer of pyrrole or its derivative185US 5,812,367 AMatsushita Electric Industrial Co., Ltd. · 1998
- Protective coating for electrolytic capacitors184US 6,674,635 B1AVX Corporation · 2004