F01K 15/02
Adaptations of plants for special use: for driving vehicles
Official title: for driving vehicles, e.g. locomotives
F01K15/02 (Adaptations of plants for special use: for driving vehicles) appears on 143 US grants and 172 published applications in this corpus.
Search patents in F01K- Granted patents
- 143
- Published applications
- 172
- Assignees
- 92
- Inventors
- 309
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 4 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 2 |
| 2003 | 1 | 2 |
| 2004 | 0 | 2 |
| 2005 | 2 | 2 |
| 2006 | 3 | 5 |
| 2007 | 1 | 6 |
| 2008 | 2 | 3 |
| 2009 | 2 | 12 |
| 2010 | 4 | 15 |
| 2011 | 7 | 13 |
| 2012 | 7 | 10 |
| 2013 | 5 | 11 |
| 2014 | 11 | 10 |
| 2015 | 6 | 11 |
| 2016 | 11 | 9 |
| 2017 | 7 | 11 |
| 2018 | 11 | 8 |
| 2019 | 7 | 12 |
| 2020 | 5 | 6 |
| 2021 | 7 | 4 |
| 2022 | 2 | 3 |
| 2023 | 3 | 8 |
| 2024 | 7 | 6 |
| 2025 | 4 | 0 |
| 2026 | 5 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Exothermic reaction energy system23 Jun 2026US 12,662,950 B2Advantron Technologies, LLC
- Ship cogeneration system using waste heat of LNG engine ship recovered through economizer10 Feb 2026US 12,546,237 B2Korea Institute of Ocean Science & Technology
- Steam turbine bypass for increased water heat absorption capacity steam injected turbine engine10 Feb 2026US 12,546,250 B2Rtx Corporation
- Cold heat recovery system and marine vessel or floating body27 Jan 2026US 12,535,249 B2Mitsubishi Heavy Industries, Ltd.
- Cryogenic bottoming cycle adaptable heat rejection loop split13 Jan 2026US 12,523,172 B1Rtx Corporation
- Cryogenic bottoming cycle adaptable heat rejection loop split15 Jan 2026US 2026/0015973 A1Rtx Corporation
- Exothermic reaction energy system12 Dec 2024US 2024/0410300 A1Advantron Technologies, LLC
- Steam turbine bypass for increased water heat absorption capacity steam injected turbine engine15 Aug 2024US 2024/0271548 A1Raytheon Technologies Corporation
- Increased water heat absorption capacity for steam injected turbine engine15 Aug 2024US 2024/0271549 A1Raytheon Technologies Corporation
- Increased water heat absorption capacity for steam injected turbine engine15 Aug 2024US 2024/0271550 A1Rtx Corporation
Most cited
By later US patents
- Hybrid gas turbine and internal combustion engine131US 8,141,360 B1Florida Turbine Technologies, Inc. · 2012
- Rankine cycle device having multiple turbo-generators63US 7,665,304 B2Carrier Corporation · 2010
- Electrohydraulic vehicle drive system46US 4,753,078 A1988
- Exhaust heat utilisation device30US 9,494,055 B2Eberspaecher Exhaust Technology GmbH & Co. KG · 2016
- Closed cycle Brayton propulsion system with direct heat transfer23US 7,926,276 B1The United States of America as represented by the Secretary of the Navy · 2011