C02F 2303/10
Energy recovery
C02F2303/10 (Energy recovery) appears on 614 US grants and 975 published applications in this corpus.
Search patents in C02F- Granted patents
- 614
- Published applications
- 975
- Assignees
- 522
- Inventors
- 1,910
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 1 |
| 2004 | 0 | 2 |
| 2005 | 1 | 3 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 2 | 8 |
| 2009 | 1 | 5 |
| 2010 | 6 | 13 |
| 2011 | 10 | 27 |
| 2012 | 10 | 43 |
| 2013 | 13 | 48 |
| 2014 | 21 | 49 |
| 2015 | 27 | 52 |
| 2016 | 20 | 54 |
| 2017 | 39 | 72 |
| 2018 | 48 | 57 |
| 2019 | 58 | 56 |
| 2020 | 45 | 65 |
| 2021 | 63 | 70 |
| 2022 | 59 | 74 |
| 2023 | 61 | 81 |
| 2024 | 41 | 85 |
| 2025 | 48 | 71 |
| 2026 | 39 | 37 |
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
- System and method embodiments for treating produced water using supercritical water desalination coupled with supercritical water oxidation6 Oct 2026US 12,753,101 B1Triad National Security, LLC
- Two-stage co-liquefaction mixing-reaction-filtration-heat recovery integrated apparatus6 Oct 2026US 12,753,102 B2Xi' An Jiaotong University
- Resonant thermal oscillator to improve output of a thermo-fluidic system22 Sep 2026US 12,741,232 B2William Marsh Rice University
- One-way pressure exchange device for reverse osmosis desalination plants15 Sep 2026US 12,734,483 B2
- Systems, Devices, and Methods for Electrical Generation from Vacuum Distillation1 Oct 2026US 2026/0295457 A1American Water and Energy LLC
- Synergistic integrated methods for processing hydrocarbon/organic matter containing water streams17 Sep 2026US 2026/0274728 A1
- Waste heat utilization-based bioelectrochemical ammonia recovery stack system and ammonia recovery method27 Aug 2026US 2026/0250860 A1Tianjin University
- A geothermal hydrogen production and compression system20 Aug 2026US 2026/0242246 A1Good Water Energy Ltd.
- Hydrogen production from wastewater13 Aug 2026US 2026/0234030 A1Saudi Arabian Oil Company
Most cited
By later US patents
- System and method for detecting time-bomb malware168US 9,536,091 B2FireEye, Inc. · 2017
- System and method for detecting time-bomb malware153US 10,083,302 B1FireEye, Inc. · 2018
- Liquid ring pumps with hermetically sealed motor rotors52US 7,465,375 B2DEKA Products Limited Partnership · 2008
- Oil and gas well produced saltwater treatment system51US 10,465,491 B22019
- Hybrid potable water generator48US 10,829,913 B1Prince Mohammad Bin Fahd University · 2020