B60H 2003/0691
Adsorption filters
Official title: {Adsorption filters, e.g. activated carbon}
B60H2003/0691 (Adsorption filters) appears on 99 US grants and 133 published applications in this corpus.
Search patents in B60H- Granted patents
- 99
- Published applications
- 133
- Assignees
- 69
- Inventors
- 325
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 8 | 0 |
| 2000 | 2 | 0 |
| 2001 | 5 | 1 |
| 2002 | 3 | 3 |
| 2003 | 3 | 0 |
| 2004 | 1 | 3 |
| 2005 | 1 | 4 |
| 2006 | 2 | 2 |
| 2007 | 0 | 3 |
| 2008 | 0 | 1 |
| 2009 | 1 | 0 |
| 2010 | 3 | 3 |
| 2011 | 2 | 1 |
| 2012 | 1 | 0 |
| 2013 | 0 | 3 |
| 2014 | 2 | 3 |
| 2015 | 0 | 2 |
| 2016 | 2 | 6 |
| 2017 | 5 | 10 |
| 2018 | 3 | 11 |
| 2019 | 11 | 6 |
| 2020 | 7 | 8 |
| 2021 | 5 | 8 |
| 2022 | 6 | 9 |
| 2023 | 4 | 4 |
| 2024 | 5 | 16 |
| 2025 | 3 | 11 |
| 2026 | 3 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Vehicle air conditioning system8 Sep 2026US 12,728,705 B2NGK Insulators, Ltd.
- Vehicle air conditioning system1 Sep 2026US 12,722,109 B2NGK Insulators, Ltd.
- Vehicle air conditioning system26 May 2026US 12,636,940 B2NGK Insulators, Ltd.
- Air-conditioning device for use in a vehicle for passenger transport23 Sep 2025US 12,420,612 B2Siemens Mobility Austria GmbH
- Filter unit for adsorbing water and gas and systems and methods of use thereof20 May 2025US 12,303,822 B2BASF SE
- System to prevent camera obstruction using voc absorbers20 Aug 2026US 2026/0241874 A1Tesla, Inc.
- Vehicle air conditioning system30 Jul 2026US 2026/0217091 A1NGK Insulators, Ltd.
- Air conditioning system and method for controlling same11 Jun 2026US 2026/0158857 A1NGK Insulators, Ltd.
- Vehicle air conditioning system4 Jun 2026US 2026/0152045 A1NGK Insulators, Ltd.
- Device and method for regenerating air purification component of cabin air system of vehicle28 May 2026US 2026/0145482 A1MANN+HUMMEL Ventures Pte. Ltd.
Most cited
By later US patents
- Filter sheet material for passenger cabins in motor vehicles112US 5,350,443 A1994
- Desiccant based humidification/dehumidification system92US 5,873,256 A1999
- Air-purifying filter and air-purifier for automobile69US 5,948,355 AAisin Aw Co., Ltd. · 1999
- Desiccant based humidification/dehumidification system67US 6,481,222 B12002
- Filtration device and method using absorption for the removal of gas phase contaminants59US 6,004,381 AAlliedSignal Inc. · 1999