H01G 4/16
Of fibrous material
Official title: of fibrous material, e.g. paper
H01G4/16 (Of fibrous material) appears on 14 US grants and 14 published applications in this corpus.
Search patents in H01G- Granted patents
- 14
- Published applications
- 14
- Assignees
- 18
- Inventors
- 45
- Latest grant
- 29 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 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 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 1 |
| 2017 | 1 | 0 |
| 2018 | 1 | 2 |
| 2019 | 0 | 0 |
| 2020 | 0 | 2 |
| 2021 | 2 | 1 |
| 2022 | 0 | 1 |
| 2023 | 1 | 4 |
| 2024 | 0 | 0 |
| 2025 | 4 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Condenser core with grounded conductive foils in a capacitive layer29 Jul 2025US 12,374,473 B2Hitachi Energy Ltd
- Systems and methods for storing electrical energy13 May 2025US 12,300,438 B2Ojai Energetics PBC
- Power storage material and ultra power storage body15 Apr 2025US 12,278,054 B2Nippon Paper Industries Co., Ltd.
- Energy storage film and method of manufacturing same28 Jan 2025US 12,211,654 B2Korea National University of Transportation Industry-Academic Cooperation Foundation
- Film capacitor with coated dielectric layer17 Oct 2023US 11,791,100 B2Vishay Electronic GmbH
- Systems and methods for storing electrical energy24 Jul 2025US 2025/0239405 A1Ojai Energetics PBC
- Separator for aluminum electrolytic capacitors, and aluminum electrolytic capacitor14 Sep 2023US 2023/0290580 A1Nippon Kodoshi Corporation
- Capacitor10 Aug 2023US 2023/0253155 A1Murata Manufacturing Co., Ltd.
- Energy storage film and method of manufacturing same27 Apr 2023US 2023/0127153 A1Korea National University of Transportation Industry-Academic Cooperation Foundation
- Power storage material and ultra power storage body9 Mar 2023US 2023/0071958 A1Nippon Paper Industries Co., Ltd.
Most cited
By later US patents
- Method of manufacturing highly-airtightened porous paper29US 6,074,523 ANippon Kodoshi Corporation · 2000
- High voltage capacitor with high energy density8US 4,945,449 AAtesys · 1990
- Capacitor papers of flash-spun synthetic pulp fibers6US 5,158,647 A1992
- Method of manufacturing highly-airtightened porous paper, highly-airtightened porous paper manufactured by the method, and non-aqueous battery using the paper5US 6,413,674 B1Nippon Kodashi Corporation · 2002
- Insulating material, passive element, circuit board, and method of manufacturing an insulating sheet1US 9,620,286 B2Nippon Mektron, Ltd. · 2017