F28D 2020/0004
Particular heat storage apparatus
Official title: {Particular heat storage apparatus}
F28D2020/0004 (Particular heat storage apparatus) appears on 447 US grants and 630 published applications in this corpus.
Search patents in F28D- Granted patents
- 447
- Published applications
- 630
- Assignees
- 334
- Inventors
- 1,229
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 4 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 8 |
| 2003 | 6 | 9 |
| 2004 | 3 | 10 |
| 2005 | 5 | 3 |
| 2006 | 6 | 7 |
| 2007 | 2 | 6 |
| 2008 | 1 | 7 |
| 2009 | 1 | 14 |
| 2010 | 9 | 14 |
| 2011 | 4 | 22 |
| 2012 | 6 | 24 |
| 2013 | 4 | 20 |
| 2014 | 11 | 24 |
| 2015 | 17 | 36 |
| 2016 | 13 | 42 |
| 2017 | 16 | 30 |
| 2018 | 36 | 47 |
| 2019 | 29 | 37 |
| 2020 | 30 | 44 |
| 2021 | 34 | 29 |
| 2022 | 36 | 49 |
| 2023 | 32 | 49 |
| 2024 | 42 | 45 |
| 2025 | 35 | 35 |
| 2026 | 25 | 19 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F28D 2020/0013The heat storage material being enclosed in elements attached to or integralIndexing code151
- F28D 2020/0008The heat storage material being enclosed in plate-like or laminated elementsIndexing code132
- F28D 2020/0021The heat storage material being enclosed in loose or stacked elementsIndexing code57
- F28D 2020/0026The heat storage material being enclosed in mobile containers for transporting thermalIndexing code45
- F28D 2020/0017The heat storage material being enclosed in porous or cellular or fibrousIndexing code35
Recent patents
- Thermal energy storage system coupled with a solid oxide electrolysis system6 Oct 2026US 12,753,710 B2Rondo Energy, Inc.
- Compacted thermochemical heat storage bodies29 Sep 2026US 12,747,381 B2Caldic Benelux NV
- Thermal energy storage system coupled with thermal power cycle systems8 Sep 2026US 12,729,632 B1Rondo Energy, Inc.
- Thermal energy storage systems for use in material processing1 Sep 2026US 12,723,524 B2Rondo Energy, Inc.
- Methods for material activation with thermal energy storage system18 Aug 2026US 12,709,998 B2Rondo Energy, Inc.
- Refining and/or petrochemical facility and apparatus for heating fluids in processes related to refining and petrochemical industries using rotary generated thermal energy17 Sep 2026US 2026/0274747 A1Coolbrook Oy
- Thermal storage system and method17 Sep 2026US 2026/0276319 A1Other Lab, LLC
- Heat storage device10 Sep 2026US 2026/0266558 A1Shinko Electric Industries Co., Ltd.
- Energy Storage10 Sep 2026US 2026/0266560 A1
- Heat reclamation multiple waste tanks at each stage10 Sep 2026US 2026/0266562 A1Tokyo Electron Limited
Most cited
By later US patents
- Thermal wraps193US 5,005,374 AChillynex Corporation · 1991
- Coated articles having enhanced reversible thermal properties and exhibiting improved flexibility, softness, air permeability, or water vapor transport properties153US 7,135,424 B2Outlast Technologies, Inc. · 2006
- Thermal receptacle with phase change material97US 6,634,417 B12003
- Moldable cooling/heating device with directional cooling/heating88US 4,596,250 AGenetic Laboratories, Inc. · 1986
- Therapeutic device comprising a mass of a thermally active material87US 5,069,208 ATerm-ac S.A. · 1991