Y02T 70/10
Measures concerning design or construction of watercraft hulls
Y02T70/10 (Measures concerning design or construction of watercraft hulls) appears on 1,030 US grants and 761 published applications in this corpus.
Search patents in Y02T- Granted patents
- 1,030
- Published applications
- 761
- Assignees
- 405
- Inventors
- 1,582
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 22 | 0 |
| 1977 | 9 | 0 |
| 1978 | 7 | 0 |
| 1979 | 7 | 0 |
| 1980 | 7 | 0 |
| 1981 | 3 | 0 |
| 1982 | 10 | 0 |
| 1983 | 8 | 0 |
| 1984 | 6 | 0 |
| 1985 | 12 | 0 |
| 1986 | 7 | 0 |
| 1987 | 15 | 0 |
| 1988 | 9 | 0 |
| 1989 | 9 | 0 |
| 1990 | 17 | 0 |
| 1991 | 15 | 0 |
| 1992 | 11 | 0 |
| 1993 | 13 | 0 |
| 1994 | 11 | 0 |
| 1995 | 18 | 0 |
| 1996 | 24 | 0 |
| 1997 | 17 | 0 |
| 1998 | 22 | 0 |
| 1999 | 18 | 0 |
| 2000 | 28 | 0 |
| 2001 | 20 | 3 |
| 2002 | 17 | 25 |
| 2003 | 27 | 18 |
| 2004 | 25 | 32 |
| 2005 | 28 | 33 |
| 2006 | 33 | 31 |
| 2007 | 28 | 28 |
| 2008 | 17 | 27 |
| 2009 | 14 | 26 |
| 2010 | 21 | 34 |
| 2011 | 23 | 44 |
| 2012 | 31 | 38 |
| 2013 | 26 | 22 |
| 2014 | 30 | 36 |
| 2015 | 39 | 35 |
| 2016 | 40 | 39 |
| 2017 | 40 | 38 |
| 2018 | 38 | 41 |
| 2019 | 43 | 33 |
| 2020 | 28 | 23 |
| 2021 | 26 | 32 |
| 2022 | 21 | 27 |
| 2023 | 25 | 37 |
| 2024 | 27 | 27 |
| 2025 | 29 | 22 |
| 2026 | 9 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Energy-saving arrangement for twin-screw ships25 Aug 2026US 12,715,564 B2Becker Marine Systems GmbH & Co.KG
- Wing-in-ground effect vehicle28 Jul 2026US 12,691,863 B2REGENT Craft Inc.
- Combined disc-type cavitation structure for underwater navigation of underwater vehicle16 Jun 2026US 12,654,807 B2Dalian University of Technology
- Jet-propelled water-entry composite buffer device for multi-channel gas recycling2 Jun 2026US 12,643,631 B2Dalian University of Technology
- Gas-containing surface cover, arrangement, and use26 May 2026US 12,637,185 B2Baden-Württemberg Stiftung gGmbH
- The performance of dual flow conversion buoyancy to the ships process that reduce resistance6 Aug 2026US 2026/0225687 A1
- Air layer drag reduction nozzle plate and flap16 Jul 2026US 2026/0200551 A1Airglide AI, Inc.
- Apparatus and method for fluid manipulation9 Jul 2026US 2026/0194082 A1
- High-pressure narrow-type bottom weighted boat21 May 2026US 2026/0138712 A1Chengdu Drifting Island Outdoor Co., Ltd
- System and method for reducing drag on the hull of a vessel30 Apr 2026US 2026/0116501 A1
Most cited
By later US patents
- Surface topographies for non-toxic bioadhesion control146US 7,650,848 B2University of Florida Research Foundation, Inc. · 2010
- Drag reduction article137US 5,133,516 AMinnesota Mining and Manufacturing Company · 1992
- Wake enhancement assembly119US 6,427,616 B12002
- Wake control apparatus110US 5,860,384 A1999
- Surface topographies for non-toxic bioadhesion control107US 9,016,221 B2University of Florida Research Foundation, Inc. · 2015