H02B 1/56
Cooling
Official title: Cooling; Ventilation
H02B1/56 (Cooling) appears on 455 US grants and 501 published applications in this corpus.
Search patents in H02B- Granted patents
- 455
- Published applications
- 501
- Assignees
- 248
- Inventors
- 1,135
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 5 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 4 | 0 |
| 1997 | 4 | 0 |
| 1998 | 6 | 0 |
| 1999 | 7 | 0 |
| 2000 | 19 | 0 |
| 2001 | 5 | 2 |
| 2002 | 10 | 5 |
| 2003 | 7 | 7 |
| 2004 | 4 | 5 |
| 2005 | 3 | 6 |
| 2006 | 2 | 2 |
| 2007 | 2 | 3 |
| 2008 | 1 | 4 |
| 2009 | 2 | 5 |
| 2010 | 3 | 10 |
| 2011 | 4 | 7 |
| 2012 | 9 | 13 |
| 2013 | 6 | 18 |
| 2014 | 12 | 28 |
| 2015 | 14 | 28 |
| 2016 | 31 | 35 |
| 2017 | 33 | 31 |
| 2018 | 34 | 33 |
| 2019 | 37 | 34 |
| 2020 | 37 | 36 |
| 2021 | 22 | 22 |
| 2022 | 22 | 35 |
| 2023 | 25 | 27 |
| 2024 | 33 | 29 |
| 2025 | 24 | 37 |
| 2026 | 13 | 39 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- High voltage distribution box with heat sink6 Oct 2026US 12,756,162 B2Sumitomo Wiring Systems, Ltd.
- Submodule1 Sep 2026US 12,726,006 B2Hyosung Heavy Industries Corporation
- Exhaust of hot gases resulting from an arc event in an electric switchgear18 Aug 2026US 12,712,341 B2Eaton Intelligent Power Limited
- Integrated type step-down power supply device and wellsite power supply system21 Jul 2026US 12,689,187 B2Yantai Jereh Petroleum Equipment & Technologies Co., Ltd.
- Gas insulated substation cabinet for precise air supply control23 Jun 2026US 12,665,395 B2Hangzhou Electric Power Design Institute Co., LTD
- Method for operating a cooling device in the event of a leakage and a corresponding cooling device8 Oct 2026US 2026/0313845 A1Rittal GmbH & Co.KG
- A power converter assembly with an electrical conductor manufactured by additive manufacturing10 Sep 2026US 2026/0269577 A1KK Wind Solutions A/S
- An electrical conductor with integrated heat sink10 Sep 2026US 2026/0269579 A1KK Wind Solutions A/S
- Multipart coupler for retrofit of microgrid interconnection device (mid)3 Sep 2026US 2026/0261102 A1Eaton Intelligent Power Limited
- Temperature regulation of an electrical system20 Aug 2026US 2026/0247589 A1KK Wind Solutions A/S
Most cited
By later US patents
- Underground utility equipment vault1,529US 4,709,120 A1987
- Electronic equipment modular cabinet system137US 5,165,770 A1992
- Universal electronics cabinet121US 6,238,029 B1ADS, The Power Resource, Inc. · 2001
- Cabinet with enhanced convection cooling77US 6,088,225 ANorthern Telecom Limited · 2000
- Systems and methods for weatherproof cabinets with variably cooled compartments75US 6,877,551 B2Avaya Technology Corp. · 2005