F15B 1/021
Used for damping
Official title: {used for damping}
F15B1/021 (Used for damping) appears on 169 US grants and 202 published applications in this corpus.
Search patents in F15B- Granted patents
- 169
- Published applications
- 202
- Assignees
- 128
- Inventors
- 419
- Latest grant
- 24 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 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 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 2 |
| 2004 | 1 | 6 |
| 2005 | 5 | 8 |
| 2006 | 7 | 8 |
| 2007 | 5 | 7 |
| 2008 | 6 | 8 |
| 2009 | 8 | 9 |
| 2010 | 3 | 6 |
| 2011 | 6 | 3 |
| 2012 | 4 | 1 |
| 2013 | 6 | 7 |
| 2014 | 1 | 8 |
| 2015 | 8 | 7 |
| 2016 | 3 | 3 |
| 2017 | 7 | 14 |
| 2018 | 7 | 9 |
| 2019 | 9 | 9 |
| 2020 | 9 | 15 |
| 2021 | 9 | 12 |
| 2022 | 15 | 16 |
| 2023 | 19 | 20 |
| 2024 | 8 | 10 |
| 2025 | 14 | 10 |
| 2026 | 2 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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Most cited
By later US patents
- Dialysis system having integrated pneumatic manifold77US 7,905,853 B2Baxter Healthcare S. A. · 2011
- Method for arranging a separating piston in a cavity and a device with such a separating piston69US 7,975,814 B2Ohlins Racing AB · 2011
- Accumulated semi-active hydraulic damper68US 6,755,113 B2Ha Wse Company Limited · 2004
- System and method for accumulating hydraulic fluid48US 6,655,136 B2Caterpillar Inc. · 2003
- Vertical roller mill with improved hydro-pneumatic loading system45US 7,028,934 B2F. L. Smidth & Co. · 2006