F16F 9/3285
For filtering
Official title: {for filtering (filters per se B01D)}
F16F9/3285 (For filtering) appears on 9 US grants and 8 published applications in this corpus.
Search patents in F16F- Granted patents
- 9
- Published applications
- 8
- Assignees
- 12
- Inventors
- 21
- Latest grant
- 25 Jun 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 2 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 2 |
| 2021 | 0 | 1 |
| 2022 | 2 | 0 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hydraulic damper25 Jun 2024US 12,018,732 B2Hitachi Astemo, Ltd.
- Filter device and fixing means comprising a filter device of this type18 Oct 2022US 11,471,809 B2thyssenkrupp AG
- Adjustable vibration damper and vehicle having such a vibration damper19 Jul 2022US 11,391,337 B2thyssenkrupp AG
- Shock absorber8 Nov 2016US 9,488,242 B2KYB Corporation
- Magnetorheological (MR) rod guide assembly and MR damper having same16 Aug 2011US 7,997,393 B2BWI Company Limited S.A.
- Air spring for vehicle6 Aug 2026US 2026/0225011 A1Hyundai Mobis Co., Ltd.
- Hydraulic damper25 Nov 2021US 2021/0364058 A1Hitachi Astemo, Ltd.
- Filter device and fixing means comprising a filter device of this type12 Nov 2020US 2020/0353400 A1thyssenkrupp AG
- Adjustable vibration damper and vehicle having such a vibration damper4 Jun 2020US 2020/0173513 A1thyssenkrupp AG
- Damping force adjustable shock absorber1 Oct 2015US 2015/0275999 A1Hitachi Automotive Systems, Ltd.
Most cited
By later US patents
- Cylinder type air damper with filter for storage box12US 4,856,625 ANifco Inc. · 1989
- Cylinder assembly for marine propulsion unit7US 6,309,264 B12001
- Magnetorheological (MR) rod guide assembly and MR damper having same5US 7,997,393 B2BWI Company Limited S.A. · 2011
- Shock absorber3US 5,217,212 AAce Controls, Inc. · 1993
- Adjustable vibration damper and vehicle having such a vibration damper2US 11,391,337 B2thyssenkrupp AG · 2022