B63G 8/08
Propulsion
Official title: Propulsion ({schnorkels B63G8/36;} nuclear propulsion B63H21/18; submerged exhausting apparatus F01N13/12)
B63G8/08 (Propulsion) appears on 364 US grants and 413 published applications in this corpus.
Search patents in B63G- Granted patents
- 364
- Published applications
- 413
- Assignees
- 233
- Inventors
- 986
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 3 |
| 2003 | 2 | 2 |
| 2004 | 3 | 8 |
| 2005 | 3 | 6 |
| 2006 | 4 | 8 |
| 2007 | 4 | 4 |
| 2008 | 3 | 3 |
| 2009 | 3 | 8 |
| 2010 | 6 | 3 |
| 2011 | 4 | 11 |
| 2012 | 7 | 14 |
| 2013 | 2 | 8 |
| 2014 | 9 | 19 |
| 2015 | 12 | 26 |
| 2016 | 20 | 19 |
| 2017 | 23 | 32 |
| 2018 | 27 | 32 |
| 2019 | 26 | 18 |
| 2020 | 22 | 23 |
| 2021 | 30 | 28 |
| 2022 | 17 | 24 |
| 2023 | 29 | 31 |
| 2024 | 23 | 28 |
| 2025 | 23 | 39 |
| 2026 | 26 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Underwater rescue device29 Sep 2026US 12,747,009 B2
- Modular subsea vehicle29 Sep 2026US 12,747,012 B2Oceaneering International, Inc.
- Submerged sailing vessel22 Sep 2026US 12,741,728 B2SubSeaSail LLC
- Splash zone inspection robot15 Sep 2026US 12,735,156 B2Oceaneering International, Inc.
- Submersible device for underwater sonar imagery15 Sep 2026US 12,736,669 B2Navico Group Americas, LLC
- Shaft bearing8 Oct 2026US 2026/0307773 A1thyssenkrupp AG
- Underwater Vehicle with Metachronal Propulsion System24 Sep 2026US 2026/0285457 A1Brown University
- Underwater robot6 Aug 2026US 2026/0226762 A1Seauto (Guangdong Hengqin) Technology Co., Ltd.
- Underwater robots for autonomous power management23 Jul 2026US 2026/0208834 A1International Business Machines Corporation
- Hull-shaped unmanned submersible rescue robot for underground mines and control methods thereof25 Jun 2026US 2026/0175952 A1China University of Mining and Technology, Beijing
Most cited
By later US patents
- Submersible contactless power delivery system253US 5,301,096 AElectric Power Research Institute, Inc. · 1994
- Application of fuel cells to power generation systems246US 5,401,589 ACJBD Limited · 1995
- Pelagic free swinging aquatic vehicle54US 6,138,604 AThe Charles Stark Draper Laboratories, Inc. · 2000
- Electrical generating plant46US 5,141,823 AVickers Shipbuilding & Engineering Limited · 1992
- Autonomous underwater vehicle for marine seismic surveys46US 9,090,319 B2Seabed Geosolutions B.V. · 2015