B63H 11/04
By means of pumps
Official title: by means of pumps
B63H11/04 (By means of pumps) appears on 716 US grants and 549 published applications in this corpus.
Search patents in B63H- Granted patents
- 716
- Published applications
- 549
- Assignees
- 241
- Inventors
- 929
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 12 | 0 |
| 1977 | 8 | 0 |
| 1978 | 6 | 0 |
| 1979 | 3 | 0 |
| 1980 | 5 | 0 |
| 1981 | 3 | 0 |
| 1982 | 3 | 0 |
| 1983 | 4 | 0 |
| 1984 | 7 | 0 |
| 1985 | 7 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 4 | 0 |
| 1989 | 3 | 0 |
| 1990 | 6 | 0 |
| 1991 | 3 | 0 |
| 1992 | 5 | 0 |
| 1993 | 14 | 0 |
| 1994 | 12 | 0 |
| 1995 | 15 | 0 |
| 1996 | 13 | 0 |
| 1997 | 15 | 0 |
| 1998 | 23 | 0 |
| 1999 | 18 | 0 |
| 2000 | 25 | 0 |
| 2001 | 27 | 3 |
| 2002 | 26 | 21 |
| 2003 | 31 | 50 |
| 2004 | 32 | 28 |
| 2005 | 30 | 18 |
| 2006 | 23 | 40 |
| 2007 | 25 | 18 |
| 2008 | 13 | 12 |
| 2009 | 14 | 19 |
| 2010 | 10 | 14 |
| 2011 | 10 | 9 |
| 2012 | 13 | 12 |
| 2013 | 11 | 10 |
| 2014 | 15 | 20 |
| 2015 | 19 | 25 |
| 2016 | 12 | 17 |
| 2017 | 19 | 12 |
| 2018 | 14 | 22 |
| 2019 | 21 | 21 |
| 2020 | 20 | 26 |
| 2021 | 19 | 31 |
| 2022 | 28 | 32 |
| 2023 | 16 | 32 |
| 2024 | 14 | 26 |
| 2025 | 25 | 17 |
| 2026 | 10 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Pontoon watercraft with electrical propulsion11 Aug 2026US 12,703,462 B2Hyper Electric Marine Inc.
- Integrated thruster apparatus for a marine vessel21 Jul 2026US 12,686,478 B2Steering Solutions IP Holding Corporation
- Water jet propulsion boat7 Jul 2026US 12,673,757 B2Yamaha Hatsudoki Kabushiki Kaisha
- Watercraft and method of propulsion of a watercraft16 Jun 2026US 12,654,830 B2
- Personal watercraft9 Jun 2026US 12,649,561 B2Kawasaki Motors, Ltd.
- Compliant nozzle system and method for rotary propulsion17 Sep 2026US 2026/0274387 A1Georgia Tech Research Corporation
- Watercraft27 Aug 2026US 2026/0249973 A1Kawasaki Motors, Ltd.
- Jet propulsion watercraft6 Aug 2026US 2026/0225703 A1Kawasaki Motors, Ltd.
- Shape memory alloy-driven double-helical dual-valve-action hydrodynamic drive for soft robotic applications in aqueous environments23 Jul 2026US 2026/0210340 A1
- Water-based Body Board9 Jul 2026US 2026/0192892 A1Huizhou Aopai Sports Equipment Co., 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
- Bladeless pump121US 6,506,025 B1California Institute of Technology · 2003