F15B 2201/4053
Characterised by the material
Official title: characterised by the material
F15B2201/4053 (Characterised by the material) appears on 35 US grants and 41 published applications in this corpus.
Search patents in F15B- Granted patents
- 35
- Published applications
- 41
- Assignees
- 31
- Inventors
- 91
- Latest grant
- 28 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 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 | 0 | 0 |
| 2005 | 1 | 2 |
| 2006 | 2 | 3 |
| 2007 | 1 | 0 |
| 2008 | 1 | 1 |
| 2009 | 0 | 2 |
| 2010 | 0 | 2 |
| 2011 | 2 | 2 |
| 2012 | 0 | 4 |
| 2013 | 2 | 2 |
| 2014 | 3 | 4 |
| 2015 | 5 | 2 |
| 2016 | 3 | 2 |
| 2017 | 1 | 1 |
| 2018 | 0 | 2 |
| 2019 | 1 | 0 |
| 2020 | 2 | 3 |
| 2021 | 2 | 1 |
| 2022 | 3 | 2 |
| 2023 | 1 | 0 |
| 2024 | 0 | 3 |
| 2025 | 0 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Mechanism for regulating high pressure industrial air using double layer electromagnetic valves28 Apr 2026US 12,612,928 B2Viettel Group
- Bellows accumulator10 Oct 2023US 11,781,569 B2Hydac Technology GmbH
- Lightweight composite overwrapped accumulators20 Sep 2022US 11,448,364 B2Steelhead Composites, LLC
- Bellows accumulator6 Sep 2022US 11,434,932 B2Hydac Technology GmbH
- Fiberwound tanks25 Jan 2022US 11,231,143 B2Amtrol Licensing Inc.
- Accumulator cover, method of manufacturing accumulator cover, and accumulator for anti-lock brake system8 Jan 2026US 2026/0009407 A1Hyundai Mobis Co., Ltd.
- Hydraulic Accumulator7 Aug 2025US 2025/0250995 A1Hydac Technology GmbH
- Piston Accumulator10 Jul 2025US 2025/0223979 A1Hydac Technology GmbH
- Mechanism for regulating high pressure industrial air using double layer electromagnetic valves31 Oct 2024US 2024/0360845 A1Viettel Group
- Two-stage pneumatic supply architecture for light-weight untethered pneumatic actuation systems19 Sep 2024US 2024/0309891 A1Council of Scientific and Industrial Research An Indian Registered Body Incorporated Under the Regn.
Most cited
By later US patents
- Split tank closure and diaphragm assembly45US 4,595,037 AEssef Industries, Inc. · 1986
- Lightweight low permeation piston-in-sleeve accumulator34US 7,108,016 B2The United States of America as represented by the Administrator of the Environmental Protection Agency · 2006
- Inline pulsation damper system29US 6,948,479 B1Delphi Technologies, Inc. · 2005
- Gas-oil pressure accumulator28US 4,714,094 AMagnaghi Oleodinamica S.p.A. · 1987
- Actuation system with fluid transmission for interaction control and high force haptics25US 7,284,374 B2Massachusetts Institute of Technology · 2007