F28D 15/0283
Means for filling or sealing heat pipes
Official title: {Means for filling or sealing heat pipes}
F28D15/0283 (Means for filling or sealing heat pipes) appears on 286 US grants and 452 published applications in this corpus.
Search patents in F28D- Granted patents
- 286
- Published applications
- 452
- Assignees
- 207
- Inventors
- 820
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 3 |
| 2002 | 1 | 3 |
| 2003 | 1 | 7 |
| 2004 | 4 | 9 |
| 2005 | 9 | 22 |
| 2006 | 15 | 33 |
| 2007 | 4 | 26 |
| 2008 | 13 | 9 |
| 2009 | 12 | 10 |
| 2010 | 10 | 9 |
| 2011 | 2 | 14 |
| 2012 | 3 | 8 |
| 2013 | 7 | 11 |
| 2014 | 4 | 9 |
| 2015 | 5 | 2 |
| 2016 | 9 | 16 |
| 2017 | 4 | 18 |
| 2018 | 12 | 24 |
| 2019 | 15 | 34 |
| 2020 | 22 | 45 |
| 2021 | 24 | 28 |
| 2022 | 21 | 28 |
| 2023 | 24 | 28 |
| 2024 | 22 | 20 |
| 2025 | 10 | 18 |
| 2026 | 12 | 18 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Heat pipe with brazed seam1 Sep 2026US 12,723,822 B2Aavid Thermal Corp.
- Vapor chamber25 Aug 2026US 12,716,658 B2Purple Cloud Development Pte. Ltd.
- Pulsating vapor chamber9 Jun 2026US 12,650,269 B2Cooler Master Co., Ltd.
- Three-dimensional heat exchanger26 May 2026US 12,638,246 B2Purple Cloud Development Pte. Ltd.
- Expandable plug and pressure tool for use in metallic wick pore size testing12 May 2026US 12,625,050 B2Westinghouse Electric Corp.
- Thermal device10 Sep 2026US 2026/0266555 A1KYOCERA Corporation
- Thermal management planes23 Jul 2026US 2026/0210644 A1Kelvin Thermal Technologies, Inc.
- Heat dissipation device and manufacturing method therefor16 Jul 2026US 2026/0202144 A1Kmw Inc.
- Heat pipe heat sink9 Jul 2026US 2026/0194304 A1
- Heat exchanger, manufacturing method, and device9 Jul 2026US 2026/0197972 A1National University Corporation Tokai National Higher Education and Research System
Most cited
By later US patents
- Heat pipe and process for manufacturing the same76US 5,694,295 AFujikura Ltd. · 1997
- Heat pipe69US 5,076,351 AShowa Aluminum Corporation · 1991
- Cooling apparatus having low profile extrusion61US 6,935,409 B1ThermoTek, Inc. · 2005
- Heat exchange foam44US 7,401,643 B2University of Virginia Patent Foundation · 2008
- Solar heat pipe39US 4,067,315 ACorning Glass Works · 1978