F22D 5/34
Applications of valves
F22D5/34 (Applications of valves) appears on 29 US grants and 30 published applications in this corpus.
Search patents in F22D- Granted patents
- 29
- Published applications
- 30
- Assignees
- 27
- Inventors
- 88
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 2 |
| 2012 | 0 | 0 |
| 2013 | 0 | 3 |
| 2014 | 0 | 2 |
| 2015 | 1 | 1 |
| 2016 | 3 | 2 |
| 2017 | 2 | 3 |
| 2018 | 3 | 1 |
| 2019 | 2 | 2 |
| 2020 | 1 | 3 |
| 2021 | 5 | 3 |
| 2022 | 4 | 3 |
| 2023 | 1 | 0 |
| 2024 | 3 | 4 |
| 2025 | 2 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Integrated control logic device and operating method thereof to control water level of steam generator of nuclear power plant26 May 2026US 12,638,171 B2Kepco Engineering & Construction Company, Inc.
- Solar steam electricity system25 Nov 2025US 12,480,428 B1Prince Mohammad Bin Fahd University
- Solar electrical grid with distributed solar generation21 Oct 2025US 12,451,762 B1Prince Mohammad Bin Fahd University
- Method for controlling a steam generating system for a domestic steam cooking oven and steam generating system23 Jul 2024US 12,044,401 B2Electrolux Appliances Aktiebolag
- Combined cycle power plant having reduced parasitic pumping losses9 Jul 2024US 12,031,457 B2GE Infrastructure Technology LLC
- Steam generator8 Jan 2026US 2026/0009532 A1Kohler Novita., Ltd.
- Steam generation control method19 Dec 2024US 2024/0418362 A1New Watt (Fujian) High-Tech Co. Ltd
- Steam generator and method24 Oct 2024US 2024/0353093 A1
- Combined cycle power plant having reduced parasitic pumping losses11 Jul 2024US 2024/0229684 A9General Electric Company
- Combined cycle power plant having reduced parasitic pumping losses25 Apr 2024US 2024/0133320 A1General Electric Company
Most cited
By later US patents
- Steam generation apparatus and associated control system and methods for providing a desired injection pressure6US 9,303,866 B2Skavis Corporation · 2016
- Flow control devices and methods for a once-through horizontal evaporator6US 9,746,174 B2General Electric Technology GmbH · 2017
- Clothes treating apparatus5US 11,035,066 B2LG Electronics Inc. · 2021
- Exhaust powered liquid evaporator apparatus and method4US 10,955,130 B1Marine Turbine Technologies, LLC · 2021
- Combustion and feedwater controller for a flash boiler3US 4,593,654 AVapor Corporation · 1986