F03B 13/1815
With an up-and-down movement
Official title: {with an up-and-down movement}
F03B13/1815 (With an up-and-down movement) appears on 203 US grants and 191 published applications in this corpus.
Search patents in F03B- Granted patents
- 203
- Published applications
- 191
- Assignees
- 76
- Inventors
- 307
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 4 | 0 |
| 1979 | 3 | 0 |
| 1980 | 0 | 0 |
| 1981 | 4 | 0 |
| 1982 | 3 | 0 |
| 1983 | 6 | 0 |
| 1984 | 4 | 0 |
| 1985 | 4 | 0 |
| 1986 | 3 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 0 |
| 2002 | 0 | 3 |
| 2003 | 2 | 4 |
| 2004 | 2 | 3 |
| 2005 | 3 | 1 |
| 2006 | 2 | 3 |
| 2007 | 2 | 6 |
| 2008 | 7 | 10 |
| 2009 | 4 | 8 |
| 2010 | 6 | 11 |
| 2011 | 6 | 16 |
| 2012 | 2 | 10 |
| 2013 | 13 | 9 |
| 2014 | 9 | 15 |
| 2015 | 13 | 11 |
| 2016 | 8 | 8 |
| 2017 | 9 | 11 |
| 2018 | 9 | 10 |
| 2019 | 11 | 7 |
| 2020 | 8 | 8 |
| 2021 | 6 | 4 |
| 2022 | 4 | 7 |
| 2023 | 5 | 7 |
| 2024 | 8 | 11 |
| 2025 | 9 | 5 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Ocean wave and tidal current energy conversion system26 May 2026US 12,637,997 B2
- Floating body21 Apr 2026US 12,607,162 B2
- Ocean wave power system and method27 Jan 2026US 12,535,047 B2
- Submerged fin for wave energy conversion28 Oct 2025US 12,454,934 B2Schlumberger Technology Corporation
- Reactive, reversible blade turbine for power generation and pumping water16 Sep 2025US 12,416,283 B2
- A wave energy converter system1 Oct 2026US 2026/0298191 A1Zoex Corporation
- Hydroelectric power harvesting apparatus6 Aug 2026US 2026/0226880 A1Oakes LTD
- Floating body16 Jul 2026US 2026/0201858 A1
- Ocean wave and tidal current energy conversion system11 Dec 2025US 2025/0376968 A1
- Wave-powered electric generator11 Sep 2025US 2025/0283446 A1
Most cited
By later US patents