F16L 55/04
Devices damping pulsations or vibrations in fluids
Official title: Devices damping pulsations or vibrations in fluids {(F16L55/02 takes precedence)}
F16L55/04 (Devices damping pulsations or vibrations in fluids) appears on 805 US grants and 589 published applications in this corpus.
Search patents in F16L- Granted patents
- 805
- Published applications
- 589
- Assignees
- 497
- Inventors
- 1,637
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 22 | 0 |
| 1977 | 21 | 0 |
| 1978 | 11 | 0 |
| 1979 | 14 | 0 |
| 1980 | 11 | 0 |
| 1981 | 14 | 0 |
| 1982 | 5 | 0 |
| 1983 | 4 | 0 |
| 1984 | 7 | 0 |
| 1985 | 9 | 0 |
| 1986 | 14 | 0 |
| 1987 | 12 | 0 |
| 1988 | 9 | 0 |
| 1989 | 13 | 0 |
| 1990 | 8 | 0 |
| 1991 | 13 | 0 |
| 1992 | 13 | 0 |
| 1993 | 8 | 0 |
| 1994 | 8 | 0 |
| 1995 | 13 | 0 |
| 1996 | 16 | 0 |
| 1997 | 7 | 0 |
| 1998 | 20 | 0 |
| 1999 | 17 | 0 |
| 2000 | 21 | 0 |
| 2001 | 12 | 3 |
| 2002 | 16 | 10 |
| 2003 | 9 | 14 |
| 2004 | 11 | 16 |
| 2005 | 12 | 17 |
| 2006 | 19 | 12 |
| 2007 | 7 | 14 |
| 2008 | 7 | 17 |
| 2009 | 9 | 17 |
| 2010 | 16 | 14 |
| 2011 | 13 | 20 |
| 2012 | 8 | 18 |
| 2013 | 14 | 18 |
| 2014 | 11 | 23 |
| 2015 | 22 | 32 |
| 2016 | 21 | 34 |
| 2017 | 37 | 36 |
| 2018 | 28 | 53 |
| 2019 | 36 | 44 |
| 2020 | 37 | 42 |
| 2021 | 37 | 25 |
| 2022 | 35 | 31 |
| 2023 | 28 | 27 |
| 2024 | 23 | 19 |
| 2025 | 20 | 19 |
| 2026 | 7 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Retrofit vortex-induced-vibration (VIV) suppression device29 Sep 2026US 12,747,640 B2Oceaneering International, Inc.
- Mitigation of vibration in pipe systems28 Jul 2026US 12,692,960 B2The Boeing Company
- Pressure loss generating device and use of the pressure loss generating device9 Jun 2026US 12,650,139 B2Glatt Ingenieurtechnik GmbH
- System pulsation dampener device(s)26 May 2026US 12,638,119 B2Performance Pulsation Control, Inc.
- Passive surge water hammer protection system28 Apr 2026US 12,612,991 B2
- Bladder surge suppressor1 Oct 2026US 2026/0298389 A1Young Engineering & Manufacturing, Inc.
- Device used to control damaging hydraulic pulsations in manifolded multi pump systems used in hydraulic fracturing10 Sep 2026US 2026/0266167 A1
- Systems and Methods for Compressor Tubing Vibration Mitigation30 Jul 2026US 2026/0218833 A1Rheem Manufacturing Company
- Lithographic apparatus thermal conditioning system and method16 Jul 2026US 2026/0202767 A1ASML Netherlands B. V.
- Pressure Diffuser for Use with a Fluid System9 Jul 2026US 2026/0194077 A1The Boeing Company
Most cited
By later US patents
- System for reducing vibrations in a pressure pumping fleet247US 10,119,381 B2U.S. Well Services, LLC · 2018
- Hydraulic vehicle brake system with a hydraulic unit for wheel slip control106US 5,468,057 ARobert Bosch GmbH · 1995
- Distributed accumulator81US 4,651,781 ANorthrop Corporation · 1987
- Water hammer shock absorber63US 4,186,775 ATozen Sangyo Co., Ltd. · 1980
- Tuned self-damping convoluted conduit63US 4,854,416 ATiteflex Corporation · 1989