F01D 17/145
By means of valves
Official title: {by means of valves, e.g. for steam turbines (valves in general F16K)}
F01D17/145 (By means of valves) appears on 342 US grants and 332 published applications in this corpus.
Search patents in F01D- Granted patents
- 342
- Published applications
- 332
- Assignees
- 106
- Inventors
- 717
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 4 | 0 |
| 1978 | 6 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 5 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 4 | 0 |
| 1992 | 7 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 6 | 0 |
| 2000 | 4 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 1 |
| 2003 | 3 | 4 |
| 2004 | 3 | 3 |
| 2005 | 2 | 7 |
| 2006 | 3 | 2 |
| 2007 | 4 | 1 |
| 2008 | 3 | 7 |
| 2009 | 3 | 11 |
| 2010 | 1 | 6 |
| 2011 | 4 | 8 |
| 2012 | 6 | 13 |
| 2013 | 6 | 5 |
| 2014 | 8 | 12 |
| 2015 | 3 | 15 |
| 2016 | 9 | 17 |
| 2017 | 26 | 51 |
| 2018 | 25 | 57 |
| 2019 | 38 | 30 |
| 2020 | 37 | 23 |
| 2021 | 17 | 18 |
| 2022 | 21 | 10 |
| 2023 | 19 | 11 |
| 2024 | 15 | 12 |
| 2025 | 10 | 4 |
| 2026 | 3 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Deep peak-shaving and efficient operation control system and method for thermal power unit with variable turbine speed19 May 2026US 12,631,123 B2Zhejiang Baima Lake Laboratory Co., Ltd.
- Balanced grid valve for steam extraction24 Feb 2026US 12,560,106 B2Nuovo Pignone Tecnologie Srl
- Steam turbine bypass for increased water heat absorption capacity steam injected turbine engine10 Feb 2026US 12,546,250 B2Rtx Corporation
- Steam valve and power generation system30 Dec 2025US 12,510,186 B2Mitsubishi Heavy Industries, Ltd.
- Hydraulic drive valve monitoring device9 Dec 2025US 12,492,646 B2Kabushiki Kaisha Toshiba
- Passenger compartment and method for manufacturing passenger compartment13 Aug 2026US 2026/0235047 A1Mitsubishi Heavy Industries Compressor Corporation
- System and method for reducing wear in a gearbox during a wash event of a gas turbine engine18 Jun 2026US 2026/0168394 A1General Electric Company
- Hydraulic or pneumatic actuator for trip valves of steam turbines or turbo-expanders7 May 2026US 2026/0126127 A1Nuovo Pignone Tecnologie Srl
- Steam valve and power generation system12 Feb 2026US 2026/0043339 A1Mitsubishi Heavy Industries, Ltd.
- Machining tool positioning system for hollow component27 Nov 2025US 2025/0360586 A1GE Infrastructure Technology LLC
Most cited
By later US patents
- Combined stop and control valve for supplying steam49US 6,655,409 B1General Electric Company · 2003
- Combined valve40US 4,481,776 AHitachi, Ltd. · 1984
- Combined stop and control valve31US 4,114,652 ABBC Brown, Boveri & Company, Limited · 1978
- Recovery and re-use of waste energy in industrial facilities29US 9,851,153 B2Saudi Arabian Oil Company · 2017
- Flow control valve, especially for use in controlling the operation of steam turbines26US 4,506,860 AKraftwork Union AG · 1985