B32B 2457/18
Fuel cells
B32B2457/18 (Fuel cells) appears on 140 US grants and 222 published applications in this corpus.
Search patents in B32B- Granted patents
- 140
- Published applications
- 222
- Assignees
- 134
- Inventors
- 554
- Latest grant
- 21 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 2 |
| 2003 | 0 | 2 |
| 2004 | 1 | 2 |
| 2005 | 2 | 2 |
| 2006 | 0 | 9 |
| 2007 | 0 | 11 |
| 2008 | 2 | 12 |
| 2009 | 2 | 15 |
| 2010 | 7 | 4 |
| 2011 | 3 | 14 |
| 2012 | 7 | 5 |
| 2013 | 7 | 15 |
| 2014 | 3 | 7 |
| 2015 | 4 | 15 |
| 2016 | 12 | 9 |
| 2017 | 4 | 24 |
| 2018 | 11 | 15 |
| 2019 | 21 | 17 |
| 2020 | 16 | 8 |
| 2021 | 11 | 8 |
| 2022 | 6 | 10 |
| 2023 | 3 | 4 |
| 2024 | 3 | 4 |
| 2025 | 6 | 3 |
| 2026 | 0 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Assembly for fuel cell, and laminated body21 Oct 2025US 12,448,546 B2Toagosei Co., Ltd.
- Photocurable resin composition, cured product, and laminated body17 Jun 2025US 12,331,228 B2Threebond Co., Ltd.
- Carbon nanotubes reinforced bipolar plate27 May 2025US 12,315,966 B2Airbus Operations GmbH
- Laminated body for fuel cell27 May 2025US 12,315,969 B2Toyobo Co., Ltd.
- Aircraft fuel tanks including self-sealing fabric1 Apr 2025US 12,263,955 B2Response Technologies, LLC
- Panel for a furniture element provided with a layer of fire-resistant material20 Aug 2026US 2026/0241667 A1
- Aircraft Fuel Cells having Enhanced Interply Cohesion20 Aug 2026US 2026/0245938 A1Response Technologies, LLC
- Release liner free laminatable ion-conducting multilayer polymer material6 Aug 2026US 2026/0225354 A1Miru Smart Technologies Corp.
- Laminating apparatus for laminating multilayer endless webs for producing energy cells6 Aug 2026US 2026/0225359 A1KöRber Technologies GmbH
- Laminate for fuel cells5 Feb 2026US 2026/0034767 A1Sumitomo Riko Company Limited
Most cited
By later US patents
- Preparation of a solid oxide fuel cell having thin electrolyte and interconnect layers80US 5,589,017 AAlliedSignal Inc. · 1996
- Preparation of devices that include a thin ceramic layer66US 5,368,667 AAlliedSignal Inc. · 1994
- Opaque polymer film laminate having an absorbent surface51US 4,701,369 AMobil Oil Corporation · 1987
- Multiple layer membranes for fuel cells employing direct feed fuels44US 5,981,097 AE. I. Du Pont de Nemours and Company · 1999
- Material for gaseous diffusion electrode28US 4,576,861 AJunkosha Inc. · 1986