B63C 11/52
Tools specially adapted for working underwater, not otherwise provided for
B63C11/52 (Tools specially adapted for working underwater, not otherwise provided for) appears on 333 US grants and 344 published applications in this corpus.
Search patents in B63C- Granted patents
- 333
- Published applications
- 344
- Assignees
- 255
- Inventors
- 884
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 6 | 0 |
| 1988 | 7 | 0 |
| 1989 | 5 | 0 |
| 1990 | 5 | 0 |
| 1991 | 4 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 1 |
| 2002 | 3 | 2 |
| 2003 | 3 | 2 |
| 2004 | 2 | 4 |
| 2005 | 4 | 3 |
| 2006 | 5 | 5 |
| 2007 | 5 | 3 |
| 2008 | 2 | 6 |
| 2009 | 3 | 11 |
| 2010 | 4 | 13 |
| 2011 | 9 | 13 |
| 2012 | 11 | 6 |
| 2013 | 11 | 15 |
| 2014 | 13 | 16 |
| 2015 | 9 | 12 |
| 2016 | 12 | 19 |
| 2017 | 12 | 17 |
| 2018 | 21 | 23 |
| 2019 | 17 | 28 |
| 2020 | 22 | 23 |
| 2021 | 18 | 20 |
| 2022 | 21 | 18 |
| 2023 | 20 | 20 |
| 2024 | 13 | 24 |
| 2025 | 16 | 21 |
| 2026 | 12 | 19 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Fasteners for an underwater drilling assembly18 Aug 2026US 12,709,366 B2Resolve Marine Group, Inc.
- Data pod release system18 Aug 2026US 12,709,368 B2The United States of America as represented by the Secretary of the Navy
- Mobile object control system, mobile object control device, and mobile object control method11 Aug 2026US 12,703,467 B2Honda Motor Co., Ltd.
- Apparatus for retrieving deep-sea nodules11 Aug 2026US 12,704,065 B2Impossible Metals Inc.
- Water pressure releaser4 Aug 2026US 12,696,889 B2
- Underwater ROV-Guided Chemical Injector for Precision Treatment of Aquatic Invasive/Nuisance Species24 Sep 2026US 2026/0285455 A1The United States of America as represented by the Secretary of the Army
- Underwater vehicle and method for installing retaining devices on an underwater pipeline20 Aug 2026US 2026/0246247 A1
- Water pressure releaser16 Jul 2026US 2026/0198471 A1Victory Outdoor Products Company
- Adaptive tooling interface (tool changer) with a single motor2 Jul 2026US 2026/0184409 A1Oceaneering International, Inc.
- Multifunctional Underwater Electric Auxiliary Equipment2 Jul 2026US 2026/0184412 A1
Most cited
By later US patents
- Subsea clamping apparatus69US 4,705,331 AWayne Graham & Associates International, Inc. · 1987
- Remotely operated underwater vehicle64US 4,721,055 AUnderwater Systems Australia Limited · 1988
- Underwater cable deployment system and method57US 6,588,980 B2Halliburton Energy Services.Inc. · 2003
- Method and apparatus for cleaning, viewing and documenting the condition of weldments on offshore platforms51US 4,502,407 AShell Oil Company · 1985
- Static head charged hydraulic accumulator45US 4,777,800 AVetco Gray Inc. · 1988