B63H 11/00
Marine propulsion by water jets
B63H11/00 (Marine propulsion by water jets) appears on 1,362 US grants and 1,006 published applications in this corpus.
Search patents in B63H- Granted patents
- 1,362
- Published applications
- 1,006
- Assignees
- 379
- Inventors
- 1,549
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 29 | 0 |
| 1977 | 17 | 0 |
| 1978 | 10 | 0 |
| 1979 | 9 | 0 |
| 1980 | 10 | 0 |
| 1981 | 7 | 0 |
| 1982 | 5 | 0 |
| 1983 | 6 | 0 |
| 1984 | 10 | 0 |
| 1985 | 9 | 0 |
| 1986 | 4 | 0 |
| 1987 | 7 | 0 |
| 1988 | 9 | 0 |
| 1989 | 11 | 0 |
| 1990 | 10 | 0 |
| 1991 | 11 | 0 |
| 1992 | 15 | 0 |
| 1993 | 30 | 0 |
| 1994 | 31 | 0 |
| 1995 | 27 | 0 |
| 1996 | 27 | 0 |
| 1997 | 28 | 0 |
| 1998 | 32 | 0 |
| 1999 | 32 | 0 |
| 2000 | 36 | 0 |
| 2001 | 55 | 9 |
| 2002 | 45 | 34 |
| 2003 | 54 | 75 |
| 2004 | 49 | 49 |
| 2005 | 47 | 32 |
| 2006 | 41 | 53 |
| 2007 | 32 | 24 |
| 2008 | 25 | 22 |
| 2009 | 19 | 37 |
| 2010 | 21 | 25 |
| 2011 | 24 | 22 |
| 2012 | 23 | 34 |
| 2013 | 24 | 23 |
| 2014 | 28 | 37 |
| 2015 | 35 | 44 |
| 2016 | 33 | 35 |
| 2017 | 39 | 35 |
| 2018 | 33 | 41 |
| 2019 | 36 | 33 |
| 2020 | 33 | 37 |
| 2021 | 26 | 49 |
| 2022 | 43 | 54 |
| 2023 | 38 | 72 |
| 2024 | 45 | 55 |
| 2025 | 49 | 41 |
| 2026 | 43 | 34 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B63H 11/02The propulsive medium being ambient water1,154
- B63H 11/12The propulsive medium being steam or other gas126
- B63H 2011/008Arrangements of two or more jet unitsIndexing code97
- B63H 11/01Marine propulsion by water jets: having means to prevent foreign material from63
- B63H 2011/006Marine propulsion by water jets: with propulsive medium supplied from sources externalIndexing code36
- B63H 2011/004Marine propulsion by water jets: using the eductor or injector pump principleIndexing code6
- B63H 2011/002Marine propulsion by water jets: using coanda effect, i.e. the tendency ofIndexing code4
Recent patents
- Watercraft assemblies and methods6 Oct 2026US 12,752,895 B1
- Thermal energy storage system coupled with a solid oxide electrolysis system6 Oct 2026US 12,753,710 B2Rondo Energy, Inc.
- Interior mount steerable jet drive15 Sep 2026US 12,735,160 B2
- Thermal energy storage system coupled with thermal power cycle systems8 Sep 2026US 12,729,632 B1Rondo Energy, Inc.
- Systems and methods for aircraft propulsion1 Sep 2026US 12,722,791 B2Limo Air Drive Corp.
- Waterjet-propelled vessel8 Oct 2026US 2026/0307772 A1Kanzaki Kokyukoki Mfg.Co., Ltd.
- Compliant nozzle system and method for rotary propulsion17 Sep 2026US 2026/0274387 A1Georgia Tech Research Corporation
- Compliant nozzle system and method for fluid jet impulse17 Sep 2026US 2026/0274388 A1Georgia Tech Research Corporation
- Watercraft and method of propulsion of a watercraft10 Sep 2026US 2026/0264825 A1
- Watercraft27 Aug 2026US 2026/0249973 A1Kawasaki Motors, Ltd.
Most cited
By later US patents
- Expandable impeller pump391US 7,393,181 B2Datascope Investment Corp. · 2008
- Expandable impeller pump296US 7,927,068 B2The Penn State Research Foundation · 2011
- Expandable impeller pump197US 8,376,707 B2The Penn State Research Foundation · 2013
- Mixed flow pump183US 6,692,318 B2The Penn State Research Foundation · 2004
- Self propelled device having a magnetohydrodynamic propulsion system141US 6,939,290 B2Given Imaging Ltd. · 2005