F01K 23/16
All the engines being turbines
Official title: all the engines being turbines (F01K23/14 takes precedence)
F01K23/16 (All the engines being turbines) appears on 82 US grants and 82 published applications in this corpus.
Search patents in F01K- Granted patents
- 82
- Published applications
- 82
- Assignees
- 38
- Inventors
- 229
- Latest grant
- 10 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 4 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 2 | 3 |
| 2005 | 1 | 3 |
| 2006 | 3 | 1 |
| 2007 | 0 | 5 |
| 2008 | 0 | 2 |
| 2009 | 5 | 1 |
| 2010 | 3 | 5 |
| 2011 | 1 | 5 |
| 2012 | 2 | 2 |
| 2013 | 4 | 2 |
| 2014 | 2 | 8 |
| 2015 | 2 | 4 |
| 2016 | 2 | 8 |
| 2017 | 4 | 8 |
| 2018 | 2 | 1 |
| 2019 | 7 | 6 |
| 2020 | 6 | 3 |
| 2021 | 4 | 3 |
| 2022 | 3 | 3 |
| 2023 | 2 | 3 |
| 2024 | 3 | 3 |
| 2025 | 0 | 0 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Steam turbine bypass for increased water heat absorption capacity steam injected turbine engine10 Feb 2026US 12,546,250 B2Rtx Corporation
- Oxy-combustion combined cycle power plants27 Jan 2026US 12,535,018 B2General Electric Technology GmbH
- Facility for generating mechanical energy by means of a combined power cycle26 Nov 2024US 12,152,508 B2
- Method for modifying a single shaft combined cycle power plant6 Aug 2024US 12,055,072 B2Siemens Energy Global GmbH & Co. KG
- Integration of power generation with methane reform2 Jul 2024US 12,024,430 B2Saudi Arabian Oil Company
- Peak load and frequency regulation system for thermal power unit25 Jun 2026US 2026/0176987 A1Xi'an Thermal Power Research Institute Co., Ltd.
- Multi-stage power generation using byproducts for enhanced generation5 Mar 2026US 2026/0063057 A1BJ Energy Solutions, LLC
- Oxy-combustion combined cycle power plants7 Nov 2024US 2024/0369018 A1General Electric Technology GmbH
- Steam turbine bypass for increased water heat absorption capacity steam injected turbine engine15 Aug 2024US 2024/0271548 A1Raytheon Technologies Corporation
- System with electric accumulator for more quickly starting up a steam turbine, and method18 Apr 2024US 2024/0125244 A1Siemens Energy Global GmbH & Co. KG
Most cited
By later US patents
- Heat engine system with a supercritical working fluid and processes thereof61US 9,118,226 B2Echogen Power Systems, LLC · 2015
- Combined plant having steam turbine and gas turbine connected by single shaft56US 4,519,207 AHitachi, Ltd. · 1985
- Control system for single shaft combined cycle gas and steam turbine unit44US 5,042,246 AGeneral Electric Company · 1991
- Methods and apparatus for starting up combined cycle power systems42US 7,621,133 B2General Electric Company · 2009
- Condenser system, and condensate vessel assembly for power plant40US 10,788,267 B2General Electric Company · 2020