H02S 40/44
Means to utilise heat energy
Official title: Means to utilise heat energy, e.g. hybrid systems producing warm water and electricity at the same time (directly associated with the PV cell or integrated with the PV cell H10F77/67)
H02S40/44 (Means to utilise heat energy) appears on 574 US grants and 890 published applications in this corpus.
Search patents in H02S- Granted patents
- 574
- Published applications
- 890
- Assignees
- 433
- Inventors
- 1,457
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 4 | 0 |
| 1978 | 5 | 0 |
| 1979 | 7 | 0 |
| 1980 | 9 | 0 |
| 1981 | 6 | 0 |
| 1982 | 7 | 0 |
| 1983 | 10 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 4 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 8 | 0 |
| 2001 | 1 | 2 |
| 2002 | 6 | 5 |
| 2003 | 1 | 4 |
| 2004 | 3 | 7 |
| 2005 | 4 | 10 |
| 2006 | 1 | 9 |
| 2007 | 2 | 10 |
| 2008 | 0 | 24 |
| 2009 | 3 | 34 |
| 2010 | 7 | 38 |
| 2011 | 8 | 58 |
| 2012 | 13 | 72 |
| 2013 | 17 | 46 |
| 2014 | 22 | 47 |
| 2015 | 32 | 43 |
| 2016 | 30 | 54 |
| 2017 | 29 | 63 |
| 2018 | 41 | 58 |
| 2019 | 49 | 61 |
| 2020 | 34 | 39 |
| 2021 | 33 | 33 |
| 2022 | 27 | 42 |
| 2023 | 22 | 32 |
| 2024 | 49 | 46 |
| 2025 | 32 | 34 |
| 2026 | 18 | 19 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hybrid system and method of waste heat utilization-based photovoltaic power generation and seawater desalination6 Oct 2026US 12,752,240 B2Xi' An Jiaotong University
- Photovoltaic fence system and associated methods15 Sep 2026US 12,738,886 B2
- Solar energy storage and aquifer management15 Sep 2026US 12,738,890 B2Saudi Arabian Oil Company
- Solar energy utilization system1 Sep 2026US 12,726,153 B2Machiokoshi Energy Co., Ltd.
- Spherically configured power conversion module for use with optical energy transfer and conversion system1 Sep 2026US 12,727,282 B2Stone Aerospace, Inc.
- Hybrid photovoltaic thermal energy system10 Sep 2026US 2026/0269784 A1Maiertech Solutions GmbH
- Energy supply system for coupling to a wind turbine used in island mode, and method for supplying the wind turbine with solar energy27 Aug 2026US 2026/0254396 A1Siemens Energy Global GmbH & Co. KG
- Electricity-Generating Photovoltaic System6 Aug 2026US 2026/0230035 A1
- Directing light for thermal and power applications in space30 Jul 2026US 2026/0217388 A1Trans Astronautica Corporation
- Power-water cogeneration system with integrated thermal management and water generation18 Jun 2026US 2026/0171962 A1City University of Hong Kong
Most cited
By later US patents
- Mounting system for installing an array of solar battery modules of a panel-like configuration on a roof439US 6,105,317 AMatsushita Electric Works, Ltd. · 2000
- Variable aperture, variable flux density, aerospace solar collector220US 4,888,063 A1989
- Monolithic integration of cylindrical solar cells158US 7,235,736 B1Solyndra, Inc. · 2007
- Roof integrated photovoltaic system136US 9,273,885 B2Building Materials Investment Corporation · 2016
- Solar concentrator for heat and electricity135US 6,080,927 A2000