H05K 7/20918
The components being isolated from air flow
Official title: {the components being isolated from air flow, e.g. hollow heat sinks, wind tunnels or funnels}
H05K7/20918 (The components being isolated from air flow) appears on 273 US grants and 345 published applications in this corpus.
Search patents in H05K- Granted patents
- 273
- Published applications
- 345
- Assignees
- 177
- Inventors
- 825
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 0 |
| 2002 | 1 | 2 |
| 2003 | 3 | 3 |
| 2004 | 1 | 3 |
| 2005 | 4 | 6 |
| 2006 | 4 | 4 |
| 2007 | 2 | 4 |
| 2008 | 4 | 5 |
| 2009 | 3 | 11 |
| 2010 | 6 | 11 |
| 2011 | 8 | 8 |
| 2012 | 9 | 15 |
| 2013 | 6 | 11 |
| 2014 | 6 | 11 |
| 2015 | 7 | 19 |
| 2016 | 10 | 15 |
| 2017 | 11 | 20 |
| 2018 | 25 | 24 |
| 2019 | 22 | 24 |
| 2020 | 22 | 24 |
| 2021 | 20 | 17 |
| 2022 | 22 | 27 |
| 2023 | 12 | 23 |
| 2024 | 22 | 18 |
| 2025 | 11 | 17 |
| 2026 | 14 | 23 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Inverter device130US 5,091,823 AHitachi, Ltd. · 1992
- Safety power supply90US 5,235,491 ABicc-Vero Electronics GmbH · 1993
- Container for accommodating a control device87US 4,620,263 AMitsubishi Denki Kabushiki Kaisha · 1986
- Cooling apparatus for power semiconductors86US 6,493,227 B2Danfoss Drives A/S · 2002
- Modular power supply75US 6,046,921 A2000