F25B 2600/11
Fan speed control
F25B2600/11 (Fan speed control) appears on 962 US grants and 1,139 published applications in this corpus.
Search patents in F25B- Granted patents
- 962
- Published applications
- 1,139
- Assignees
- 331
- Inventors
- 2,122
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 5 | 0 |
| 1990 | 4 | 0 |
| 1991 | 4 | 0 |
| 1992 | 8 | 0 |
| 1993 | 11 | 0 |
| 1994 | 4 | 0 |
| 1995 | 8 | 0 |
| 1996 | 7 | 0 |
| 1997 | 3 | 0 |
| 1998 | 4 | 0 |
| 1999 | 8 | 0 |
| 2000 | 12 | 0 |
| 2001 | 9 | 2 |
| 2002 | 10 | 11 |
| 2003 | 18 | 21 |
| 2004 | 23 | 23 |
| 2005 | 16 | 37 |
| 2006 | 14 | 52 |
| 2007 | 25 | 39 |
| 2008 | 8 | 29 |
| 2009 | 20 | 33 |
| 2010 | 31 | 50 |
| 2011 | 21 | 40 |
| 2012 | 16 | 30 |
| 2013 | 24 | 54 |
| 2014 | 30 | 53 |
| 2015 | 29 | 51 |
| 2016 | 32 | 47 |
| 2017 | 52 | 66 |
| 2018 | 62 | 68 |
| 2019 | 60 | 77 |
| 2020 | 79 | 68 |
| 2021 | 64 | 73 |
| 2022 | 59 | 59 |
| 2023 | 53 | 58 |
| 2024 | 56 | 40 |
| 2025 | 43 | 36 |
| 2026 | 16 | 22 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Cold storage systems25 Aug 2026US 12,716,639 B2Trane Technologies Life Sciences LLC
- Systems and methods for dehumidification using climate control systems11 Aug 2026US 12,704,283 B2Trane International Inc.
- Refrigeration system and method of use with a receiver tank and expander-assisted cooling11 Aug 2026US 12,704,300 B2Heatcraft Refrigeration Products LLC
- Air conditioner with multiple fans and related control method28 Jul 2026US 12,693,040 B2Mitsubishi Electric Corporation
- Multi-capacity compressor with variable speed drive and method of use7 Jul 2026US 12,674,604 B2Regal Beloit America, Inc.
- Control method and system for heat exchange unit17 Sep 2026US 2026/0276246 A1Contemporary Amperex Technology Co., Limited
- Rapid heat transfer appliance systems and methods10 Sep 2026US 2026/0266521 A1SharkNinja Operating LLC
- Field-installable refrigerated cabinet kit with on-cabinet refrigeration system23 Jul 2026US 2026/0206986 A1True Manufacturing Co., Inc.
- Field-installable refrigerated cabinet kit with on-cabinet refrigeration system16 Jul 2026US 2026/0198706 A1True Manufacturing Co., Inc.
- Field-installable refrigerated cabinet kit, refrigerated merchandiser, and methods of use16 Jul 2026US 2026/0198707 A1True Manufacturing Co., Inc.
Most cited
By later US patents
- Fan motor on/off control system for a refrigeration appliance176US 5,918,474 AWhirlpool Corporation · 1999
- Method for operating variable speed heat pumps and air conditioners156US 4,873,649 AHoneywell Inc. · 1989
- Thermoelectric ice cube maker138US 4,487,024 AClawson Machine Company, Inc. · 1984
- Refrigeration system and method of operating the same137US 6,973,794 B2Hussmann Corporation · 2005
- Interactive control system for an HVAC system137US 7,296,426 B2Emerson Electric Co. · 2007