F15D
Fluid dynamics, i.e. methods or means for influencing the flow of gases
Official title: Fluid dynamics, i.e. methods or means for influencing the flow of gases or liquids
F15D (Fluid dynamics, i.e. methods or means for influencing the flow of gases) appears on 1,831 US grants and 1,869 published applications in this corpus.
Search patents in F15D- Granted patents
- 1,831
- Published applications
- 1,869
- Assignees
- 1,066
- Inventors
- 3,803
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 15 | 0 |
| 1977 | 11 | 0 |
| 1978 | 7 | 0 |
| 1979 | 9 | 0 |
| 1980 | 6 | 0 |
| 1981 | 9 | 0 |
| 1982 | 6 | 0 |
| 1983 | 8 | 0 |
| 1984 | 8 | 0 |
| 1985 | 12 | 0 |
| 1986 | 9 | 0 |
| 1987 | 7 | 0 |
| 1988 | 10 | 0 |
| 1989 | 12 | 0 |
| 1990 | 7 | 0 |
| 1991 | 9 | 0 |
| 1992 | 7 | 0 |
| 1993 | 8 | 0 |
| 1994 | 26 | 0 |
| 1995 | 18 | 0 |
| 1996 | 26 | 0 |
| 1997 | 19 | 0 |
| 1998 | 31 | 0 |
| 1999 | 25 | 0 |
| 2000 | 26 | 0 |
| 2001 | 27 | 8 |
| 2002 | 25 | 29 |
| 2003 | 30 | 20 |
| 2004 | 34 | 44 |
| 2005 | 23 | 35 |
| 2006 | 22 | 47 |
| 2007 | 15 | 33 |
| 2008 | 24 | 52 |
| 2009 | 14 | 42 |
| 2010 | 33 | 66 |
| 2011 | 35 | 64 |
| 2012 | 45 | 74 |
| 2013 | 63 | 80 |
| 2014 | 63 | 87 |
| 2015 | 71 | 107 |
| 2016 | 82 | 121 |
| 2017 | 77 | 104 |
| 2018 | 96 | 125 |
| 2019 | 115 | 143 |
| 2020 | 108 | 125 |
| 2021 | 110 | 105 |
| 2022 | 97 | 98 |
| 2023 | 76 | 96 |
| 2024 | 93 | 63 |
| 2025 | 78 | 61 |
| 2026 | 44 | 40 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Main groups
Granted patents with any code in the group
Recent patents
- Multiple input multiple output phononic subsurfaces for passive boundary layer transition delay6 Oct 2026US 12,753,783 B2The United States of America as represented by the Secretary of the Air Force
- Compositions and systems for elastic turbulence29 Sep 2026US 12,747,382 B2Schlumberger Technology Corporation
- Low solidity coalescing tube bundle elbow15 Sep 2026US 12,736,072 B2Hamilton Sundstrand Corporation
- Cooling structure8 Sep 2026US 12,732,057 B2Resonac Corporation
- Body assembly with a guide element for redirecting a gas flow emerging from an energy storage housing25 Aug 2026US 12,716,435 B2Bayerische Motoren Werke Aktiengesellschaft
- Tank assembly8 Oct 2026US 2026/0309171 A1
- Separation suppression device and moving object10 Sep 2026US 2026/0266317 A1Tohoku University
- Flow-optimized line connector, and line connector assembly10 Sep 2026US 2026/0266407 A1Norma Germany GmbH
- Flow-optimized line connector, and line connector assembly10 Sep 2026US 2026/0266408 A1Norma Germany GmbH
- Systems and apparatus for controlling fluid flow10 Sep 2026US 2026/0271650 A1Ichor Systems, Inc.
Most cited
By later US patents
- Device for distributing flowing media over a flow cross section571US 4,134,425 ASiemens Aktiengesellschaft · 1979
- Electrostatic/pneumatic actuators for active surfaces213US 6,215,221 B1Honeywell International Inc. · 2001
- Synthetic jet actuator and applications thereof162US 5,758,823 AGeorgia Tech Research Corporation · 1998
- Flow controllers for fluid infusion sets152US 5,356,376 A1994
- Enhancing liquid jet erosion147US 4,474,251 AHydronautics, Incorporated · 1984