F02G 5/02
Profiting from waste heat of exhaust gases
F02G5/02 (Profiting from waste heat of exhaust gases) appears on 751 US grants and 812 published applications in this corpus.
Search patents in F02G- Granted patents
- 751
- Published applications
- 812
- Assignees
- 387
- Inventors
- 1,700
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 5 | 0 |
| 1978 | 5 | 0 |
| 1979 | 2 | 0 |
| 1980 | 4 | 0 |
| 1981 | 5 | 0 |
| 1982 | 5 | 0 |
| 1983 | 8 | 0 |
| 1984 | 1 | 0 |
| 1985 | 7 | 0 |
| 1986 | 6 | 0 |
| 1987 | 10 | 0 |
| 1988 | 10 | 0 |
| 1989 | 10 | 0 |
| 1990 | 12 | 0 |
| 1991 | 6 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 8 | 0 |
| 1999 | 5 | 0 |
| 2000 | 10 | 0 |
| 2001 | 13 | 1 |
| 2002 | 7 | 13 |
| 2003 | 13 | 14 |
| 2004 | 9 | 19 |
| 2005 | 12 | 18 |
| 2006 | 17 | 20 |
| 2007 | 10 | 18 |
| 2008 | 6 | 12 |
| 2009 | 10 | 31 |
| 2010 | 7 | 32 |
| 2011 | 13 | 39 |
| 2012 | 12 | 34 |
| 2013 | 20 | 56 |
| 2014 | 39 | 46 |
| 2015 | 45 | 75 |
| 2016 | 36 | 47 |
| 2017 | 51 | 70 |
| 2018 | 42 | 49 |
| 2019 | 42 | 64 |
| 2020 | 56 | 59 |
| 2021 | 51 | 19 |
| 2022 | 41 | 21 |
| 2023 | 22 | 25 |
| 2024 | 17 | 12 |
| 2025 | 13 | 14 |
| 2026 | 10 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Steam supply system and steam supply method15 Sep 2026US 12,735,998 B2Mitsubishi Heavy Industries, Ltd.
- Power generation system18 Aug 2026US 12,710,018 B2Landmark Technology Corporation
- Ship waste heat power generation system utilizing waste heat from ships16 Jun 2026US 12,655,777 B2Korea Institute of Ocean Science & Technology
- Energy utilization system and method for producing carbon-containing material2 Jun 2026US 12,644,193 B2Daikin Industries, Ltd.
- Cooling system for cooling an exhaust-gas turbocharger2 Jun 2026US 12,644,397 B2BorgWarner Inc.
- Heat engine that captures and uses waste heat for increased thermal efficiency26 Mar 2026US 2026/0085623 A1
- Systems and methods utilizing gas temperature as a power source22 Jan 2026US 2026/0022647 A1ICE Thermal Harvesting, LLC
- Steam supply system and steam supply method15 Jan 2026US 2026/0015953 A1Mitsubishi Heavy Industries, Ltd.
- Cooling system for cooling an exhaust-gas turbocharger8 Jan 2026US 2026/0009349 A1BorgWarner Inc.
- Combustion system using ammonia as fuel27 Nov 2025US 2025/0361832 A1IHI Corporation
Most cited
By later US patents
- Supplemental electrical power generating system115US 4,262,209 A1981
- Internal combustion engine102US 4,805,571 AHumphrey Cycle Engine Partners, L.P. · 1989
- Methods and apparatus for treating waste88US 6,630,113 B1Integrated Environmental Technologies, LLC · 2003
- ARC plasma-melter electro conversion system for waste treatment and resource recovery83US 5,666,891 ABattelle Memorial Institute · 1997
- Waste heat recovery apparatus83US 7,950,230 B2Denso Corporation · 2011