F28D 2020/006
Heat storage systems not otherwise provided for
Official title: {Heat storage systems not otherwise provided for}
F28D2020/006 (Heat storage systems not otherwise provided for) appears on 93 US grants and 105 published applications in this corpus.
Search patents in F28D- Granted patents
- 93
- Published applications
- 105
- Assignees
- 81
- Inventors
- 250
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 2 |
| 2006 | 1 | 0 |
| 2007 | 1 | 4 |
| 2008 | 2 | 3 |
| 2009 | 1 | 3 |
| 2010 | 3 | 2 |
| 2011 | 1 | 10 |
| 2012 | 0 | 3 |
| 2013 | 2 | 5 |
| 2014 | 3 | 4 |
| 2015 | 5 | 6 |
| 2016 | 2 | 7 |
| 2017 | 9 | 5 |
| 2018 | 8 | 6 |
| 2019 | 7 | 7 |
| 2020 | 3 | 5 |
| 2021 | 4 | 5 |
| 2022 | 3 | 3 |
| 2023 | 6 | 11 |
| 2024 | 2 | 5 |
| 2025 | 4 | 5 |
| 2026 | 3 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method and apparatus for manufacturing cement using rotary generated thermal energy28 Jul 2026US 12,692,192 B2Coolbrook Oy
- Method and apparatus for heating fluids in processes related to refining and petrochemical industries using rotary generated thermal energy9 Jun 2026US 12,649,689 B2Coolbrook Oy
- Heat storage device, power generator, and heat generator13 Jan 2026US 12,523,433 B2Shinko Electric Industries Co., Ltd.
- Thermal energy storage system including a plurality of vessels each having hot and cold liquid portions separated by a floating piston2 Sep 2025US 12,404,831 B2Norwich Technologies, Inc.
- Plant and method for accumulation of energy in thermal form5 Aug 2025US 12,379,137 B2Magaldi Power S.P.A.
- Thermal storage and power generation systems and methods1 Oct 2026US 2026/0298140 A1247Solar 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
- Heater assembly for a vaporizer6 Aug 2026US 2026/0223956 A1
- Thermal energy storage systems including pressure exchangers23 Apr 2026US 2026/0110498 A1Energy Recovery, Inc.
- Thermal storage and power generation systems and methods11 Sep 2025US 2025/0283430 A1247Solar Inc.
Most cited
By later US patents
- Heat transfer and storage system124US 4,727,930 AThe Board of Regents of the University of Washington · 1988
- System and method for heat recovery from geothermal source of heat102US 7,124,584 B1General Electric Company · 2006
- Heat storage system and method92US 4,222,365 ARockwell International Corporation · 1980
- Solar power plant and method and/or system of storing energy in a concentrated solar power plant71US 7,954,321 B2Research Foundation of the City University of New York · 2011
- Solar energy system and apparatus70US 4,235,221 A1980