F28F 27/00
Control arrangements or safety devices specially adapted for heat-exchange or heat-transfer apparatus
Official title: Control arrangements or safety devices specially adapted for heat-exchange or heat-transfer apparatus (control arrangements in general G05)
F28F27/00 (Control arrangements or safety devices specially adapted for heat-exchange or heat-transfer apparatus) appears on 1,798 US grants and 2,138 published applications in this corpus.
Search patents in F28F- Granted patents
- 1,798
- Published applications
- 2,138
- Assignees
- 1,090
- Inventors
- 4,523
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 7 | 0 |
| 1978 | 8 | 0 |
| 1979 | 5 | 0 |
| 1980 | 7 | 0 |
| 1981 | 8 | 0 |
| 1982 | 10 | 0 |
| 1983 | 11 | 0 |
| 1984 | 10 | 0 |
| 1985 | 14 | 0 |
| 1986 | 13 | 0 |
| 1987 | 14 | 0 |
| 1988 | 13 | 0 |
| 1989 | 9 | 0 |
| 1990 | 14 | 0 |
| 1991 | 7 | 0 |
| 1992 | 14 | 0 |
| 1993 | 11 | 0 |
| 1994 | 9 | 0 |
| 1995 | 8 | 0 |
| 1996 | 6 | 0 |
| 1997 | 11 | 0 |
| 1998 | 20 | 0 |
| 1999 | 19 | 0 |
| 2000 | 15 | 0 |
| 2001 | 26 | 10 |
| 2002 | 16 | 20 |
| 2003 | 16 | 22 |
| 2004 | 17 | 18 |
| 2005 | 13 | 25 |
| 2006 | 18 | 37 |
| 2007 | 16 | 39 |
| 2008 | 12 | 57 |
| 2009 | 20 | 49 |
| 2010 | 28 | 63 |
| 2011 | 23 | 61 |
| 2012 | 28 | 97 |
| 2013 | 43 | 136 |
| 2014 | 53 | 150 |
| 2015 | 78 | 154 |
| 2016 | 108 | 127 |
| 2017 | 128 | 156 |
| 2018 | 134 | 147 |
| 2019 | 162 | 132 |
| 2020 | 121 | 117 |
| 2021 | 110 | 110 |
| 2022 | 92 | 104 |
| 2023 | 82 | 79 |
| 2024 | 73 | 82 |
| 2025 | 69 | 88 |
| 2026 | 43 | 58 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F28F 27/02Control arrangements or safety devices specially adapted for heat-exchange or heat-transfer apparatus935
- F28F 27/003Control arrangements or safety devices specially adapted for heat-exchange or heat-transfer apparatus134
- F28F 27/006Control arrangements or safety devices specially adapted for heat-exchange or heat-transfer apparatus36
Recent patents
- Method, controller and system of controlling thermal power transfer through a thermal energy exchanger6 Oct 2026US 12,753,941 B2Belimo Holding AG
- Zero-power-consumption self-adaptive distributed waste heat recovery and utilization system for ethylene device8 Sep 2026US 12,729,854 B2Beijing Aerospace Energy Conservation and Environmental Protection Technology Co., Ltd
- Heat exchange assembly1 Sep 2026US 12,723,821 B2Zhejiang Sanhua Automotive Components Co., Ltd.
- Apparatus and process to provide cooling water for ammonia and or hydrogen productions25 Aug 2026US 12,714,978 B2Air Products and Chemicals, Inc.
- Modular heater cooler with disposable heat transfer fluid circuit11 Aug 2026US 12,702,735 B2LivaNova Deutschland GmbH
- Heat exchanger state sensing apparatus and method of use thereof8 Oct 2026US 2026/0309435 A1
- Cooling apparatus, substrate processing apparatus and a method for cooling a processing liquid1 Oct 2026US 2026/0298564 A1SCREEN Holdings Co., Ltd.
- Wireless shell and tube heat exchanger fouling prediction system24 Sep 2026US 2026/0287284 A1Dow Global Technologies LLC
- Heat rejection apparatus17 Sep 2026US 2026/0276309 A1
- Oil temperature regulation assembly3 Sep 2026US 2026/0258739 A1
Most cited
By later US patents
- Parallel reactor with internal sensing193US 6,306,658 B1Symyx Technologies, Inc. · 2001
- Portable I.V. fluid warming system171US 6,142,974 AEstill Medical Technologies, Inc. · 2000
- Parallel reactor with internal sensing and method of using same119US 6,548,026 B1Symyx Technologies, Inc. · 2003
- Analysis and control of parallel chemical reactions111US 6,489,168 B1Symyx Technologies, Inc. · 2002
- Precooling heat exchange arrangement integral with mounting structure fairing of gas turbine engine104US 5,123,242 AGeneral Electric Company · 1992