F16K 31/485
And specially adapted for gas valves
Official title: {and specially adapted for gas valves}
F16K31/485 (And specially adapted for gas valves) appears on 10 US grants and 13 published applications in this corpus.
Search patents in F16K- Granted patents
- 10
- Published applications
- 13
- Assignees
- 10
- Inventors
- 18
- Latest grant
- 8 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2005 | 0 | 1 |
| 2006 | 2 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 2 |
| 2016 | 1 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 1 |
| 2019 | 1 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 2 |
| 2022 | 1 | 0 |
| 2023 | 1 | 1 |
| 2024 | 1 | 2 |
| 2025 | 2 | 1 |
By publication year.
Recent patents
- Timer with flare fittings and tactile dial8 Apr 2025US 12,270,553 B2No Worriez International Corp.
- Timer applicable to various types of fuel gas valves and fuel gas valve including same1 Apr 2025US 12,264,755 B2Hwei Keh Enterprise Co., Ltd.
- Gas valve including timer10 Sep 2024US 12,085,187 B1Hwei Keh Enterprise Co., Ltd.
- Gas valve with emergency shutoff and mechanical timer27 Jun 2023US 11,686,405 B2
- Valve member driving device capable of bidirectional movement25 Jan 2022US 11,231,114 B2King Lai Hygienic Materials Co., Ltd
- Timer with flare fittings and tactile dial24 Jul 2025US 2025/0235047 A1No Worriez International Corp.
- Timer applicable to various types of fuel gas valve and fuel gas valve including same19 Dec 2024US 2024/0418292 A1Hwei Keh Enterprise Co., Ltd.
- Timed gas cut-off device and gas equipment17 Oct 2024US 2024/0344629 A1Ningbo Wanan Co., Ltd.
- Timer with flare fittings and tactile dial27 Apr 2023US 2023/0130395 A1No Worriez International Corp.
- Valve member driving device capable of bidirectional movement16 Dec 2021US 2021/0388908 A1King Lai Hygienic Materials Co., Ltd
Most cited
By later US patents
- Timing regulator for outdoor gas apparatus28US 7,089,959 B22006
- Automatic fuel shutoff10US 7,117,893 B1Lawrence Krupa · 2006
- Gas valve with emergency shutoff and mechanical timer1US 10,520,108 B2Skytech Products Group · 2019
- Gas valve including timer1US 12,085,187 B1Hwei Keh Enterprise Co., Ltd. · 2024
- Check valve for injecting gas1US 9,482,362 B2Hyundai Heavy Industries Co., Ltd. · 2016