F24D 19/1012
By regulating the speed of a pump
Official title: {by regulating the speed of a pump}
F24D19/1012 (By regulating the speed of a pump) appears on 73 US grants and 88 published applications in this corpus.
Search patents in F24D- Granted patents
- 73
- Published applications
- 88
- Assignees
- 53
- Inventors
- 171
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 2 |
| 2010 | 0 | 3 |
| 2011 | 1 | 6 |
| 2012 | 1 | 2 |
| 2013 | 1 | 6 |
| 2014 | 2 | 4 |
| 2015 | 1 | 6 |
| 2016 | 2 | 10 |
| 2017 | 5 | 8 |
| 2018 | 8 | 4 |
| 2019 | 6 | 5 |
| 2020 | 6 | 5 |
| 2021 | 8 | 4 |
| 2022 | 2 | 2 |
| 2023 | 1 | 4 |
| 2024 | 4 | 4 |
| 2025 | 5 | 4 |
| 2026 | 1 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Thermal system for a marine vessel, such system installed in a marine vessel, a marine vessel comprising the thermal system, a method of controlling a thermal system, and a control device16 Dec 2025US 12,498,743 B2Frese A/S
- Hot-water supply and heating system19 Aug 2025US 12,392,501 B2Mitsubishi Electric Corporation
- Controlled hydronic distribution system19 Aug 2025US 12,392,502 B2Belimo Holding AG
- Heat pump device10 Sep 2026US 2026/0266475 A1Fujitsu General Limited
- Method and system for controlling a fluid pressure in a fluid system25 Jun 2026US 2026/0174949 A1
- Controlling a booster pump in a distributed-pump hydronic heating or cooling system25 Jun 2026US 2026/0177058 A1
- System and method for hydronic distribution with submersible pumps in an unpressurized tank30 Apr 2026US 2026/0117988 A1Hunt Utilities Group LLC
- Booster box standalone feed system26 Mar 2026US 2026/0085844 A1Neutrasafe LLC
Most cited
By later US patents
- Integrated controller pump146US 6,065,946 AServo Magnetics, Inc. · 2000
- Integrated zoning circulator with priority controller129US 5,622,221 ATaco, Inc. · 1997
- Accelerated hot water delivery system71US 4,945,942 AMetlund Enterprises · 1990
- Recirculating system with by-pass valve63US 5,572,985 A1996
- Recirculating fluid pump control system59US 4,201,518 A1980