F03B 15/00
Controlling
Official title: Controlling (controlling in general G05 {; regulation of plants characterised by the use of siphons F03B13/086})
F03B15/00 (Controlling) appears on 463 US grants and 505 published applications in this corpus.
Search patents in F03B- Granted patents
- 463
- Published applications
- 505
- Assignees
- 266
- Inventors
- 954
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 5 | 0 |
| 1979 | 4 | 0 |
| 1980 | 2 | 0 |
| 1981 | 10 | 0 |
| 1982 | 5 | 0 |
| 1983 | 4 | 0 |
| 1984 | 10 | 0 |
| 1985 | 5 | 0 |
| 1986 | 6 | 0 |
| 1987 | 6 | 0 |
| 1988 | 11 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 5 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 0 |
| 2002 | 1 | 3 |
| 2003 | 3 | 1 |
| 2004 | 0 | 2 |
| 2005 | 1 | 3 |
| 2006 | 4 | 4 |
| 2007 | 2 | 7 |
| 2008 | 6 | 5 |
| 2009 | 1 | 7 |
| 2010 | 1 | 11 |
| 2011 | 6 | 13 |
| 2012 | 10 | 32 |
| 2013 | 13 | 23 |
| 2014 | 14 | 38 |
| 2015 | 17 | 30 |
| 2016 | 18 | 37 |
| 2017 | 27 | 36 |
| 2018 | 18 | 44 |
| 2019 | 41 | 35 |
| 2020 | 42 | 44 |
| 2021 | 38 | 29 |
| 2022 | 20 | 15 |
| 2023 | 17 | 24 |
| 2024 | 26 | 32 |
| 2025 | 34 | 20 |
| 2026 | 7 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Hydrokinetic turbine and array performance optimization by dynamic tuning2 Jun 2026US 12,644,430 B2Emrgy Inc.
- Ocean wave and tidal current energy conversion system26 May 2026US 12,637,999 B2
- Water turbine power generation system and control method for providing improved dynamic response to major power setpoint variations5 May 2026US 12,620,917 B2Supergrid Institute
- Method and apparatus for identifying S-characteristic of pump turbine, and control method24 Mar 2026US 12,584,456 B2Csg Power Generation Co., Ltd. Maint. and Test Co.
- Equalization tank assemblies for wastewater systems10 Feb 2026US 12,546,280 B2Trane International Inc.
- Automation and control system applied to energy generation systems in hydroelectric plants1 Oct 2026US 2026/0298193 A1Reivax AutomaçãO E Controle Ltda.
- Multi-input electrical energy storage system and method1 Oct 2026US 2026/0302802 A1
- Hydrokinetic turbine and array performance optimization by dynamic tuning24 Sep 2026US 2026/0286927 A1Emrgy Inc.
- Method and system for converting mechanical energy of an oscillating body into electrical energy17 Sep 2026US 2026/0275955 A1Universidad Del Pais Vasco/Euskal Herriko Unibertsitatea
- Aquaculture net cleaner head controller10 Sep 2026US 2026/0262613 A1Lindgren-Pitman, Inc.
Most cited
By later US patents
- Energy conversion systems and methods405US 10,060,473 B2Oceana Energy Company · 2018
- River and tidal power harvester107US 7,492,054 B22009
- System for converting the randomly variable energy of a natural fluid85US 4,149,092 ASociete Generale de Techniques et d'Etudes · 1979
- Variable speed pumping-up system76US 5,026,256 AHitachi, Ltd. · 1991
- Cushioned dual-action constant speed wave power generator62US 5,424,582 AElektra Power Industries, Inc. · 1995