F15D 1/004
Oriented essentially parallel to the direction of flow
Official title: {oriented essentially parallel to the direction of flow}
F15D1/004 (Oriented essentially parallel to the direction of flow) appears on 59 US grants and 78 published applications in this corpus.
Search patents in F15D- Granted patents
- 59
- Published applications
- 78
- Assignees
- 35
- Inventors
- 133
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 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 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 6 |
| 2011 | 0 | 2 |
| 2012 | 1 | 1 |
| 2013 | 4 | 2 |
| 2014 | 3 | 4 |
| 2015 | 2 | 5 |
| 2016 | 4 | 7 |
| 2017 | 6 | 4 |
| 2018 | 4 | 4 |
| 2019 | 4 | 5 |
| 2020 | 4 | 8 |
| 2021 | 5 | 8 |
| 2022 | 2 | 5 |
| 2023 | 3 | 4 |
| 2024 | 8 | 3 |
| 2025 | 5 | 4 |
| 2026 | 1 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Blade member and structural member21 Apr 2026US 12,607,125 B2Nikon Corporation
- Device to reduce turbulent flow skin friction using carbon dioxide, riblets, and suction holes9 Dec 2025US 12,492,717 B1
- Surface-processed structure, surface-processed sheet, and propeller fan8 Apr 2025US 12,270,410 B2Sharp Kabushiki Kaisha
- Staggered periodic riblets8 Apr 2025US 12,270,424 B2Lockheed Martin Corporation
- Riblet structure and object4 Feb 2025US 12,214,863 B2Japan Aerospace Exploration Agency
- Separation suppression device and moving object10 Sep 2026US 2026/0266317 A1Tohoku University
- Blade member and structural member2 Jul 2026US 2026/0185449 A1Nikon Corporation
- Vehicle airflow diverter19 Mar 2026US 2026/0078784 A1McLaren Automotive Limited
- Device to reduce turbulent flow skin friction using carbon dioxide, riblets, and suction holes26 Feb 2026US 2026/0055785 A1
- A device to reduce turbulent flow skin friction using carbon dioxide, riblets, and suction holes11 Dec 2025US 2025/0376998 A1
Most cited
By later US patents
- Drag reduction article88US 5,069,403 AMinnesota Mining and Manufacturing Company · 1991
- Drag reduction article86US 4,986,496 AMinnesota Mining and Manufacturing Company · 1991
- Microstructures for reducing noise of a fluid dynamic structure28US 8,460,779 B2General Electric Company · 2013
- Rigid tipped riblets26US 8,684,310 B2The Boeing Company · 2014
- Cascaded turbulence generation inhibitor20US 4,759,516 A1988