F17D 3/01
Arrangements for supervising or controlling working operations: for controlling, signalling, or supervising
Official title: for controlling, signalling, or supervising the conveyance of a product
F17D3/01 (Arrangements for supervising or controlling working operations: for controlling, signalling, or supervising) appears on 321 US grants and 405 published applications in this corpus.
Search patents in F17D- Granted patents
- 321
- Published applications
- 405
- Assignees
- 228
- Inventors
- 788
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 0 | 2 |
| 2003 | 0 | 2 |
| 2004 | 1 | 1 |
| 2005 | 1 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 2 |
| 2009 | 0 | 2 |
| 2010 | 2 | 5 |
| 2011 | 1 | 2 |
| 2012 | 2 | 7 |
| 2013 | 8 | 19 |
| 2014 | 19 | 33 |
| 2015 | 16 | 40 |
| 2016 | 21 | 23 |
| 2017 | 28 | 29 |
| 2018 | 24 | 28 |
| 2019 | 24 | 25 |
| 2020 | 25 | 29 |
| 2021 | 21 | 30 |
| 2022 | 32 | 30 |
| 2023 | 23 | 21 |
| 2024 | 27 | 24 |
| 2025 | 23 | 23 |
| 2026 | 17 | 25 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hydrogen transport, distribution and storage system, method and apparatus8 Sep 2026US 12,729,814 B2H2C Safety Pipe, Inc.
- Method and apparatus for delivering fuel gas18 Aug 2026US 12,710,137 B1H2C Safety Pipe, Inc.
- Smart gas adaptive pressure regulation method based on calorific value of gas and internet of things system21 Jul 2026US 12,687,868 B2Chengdu Qinchuan Iot Technology Co., Ltd.
- Method for controlling a compressor room and an apparatus thereof7 Jul 2026US 12,674,552 B2Atlas Copco Airpower, Naamloze Vennootschap
- Supply-chain characteristic-vectors merchandising system and methods23 Jun 2026US 12,664,509 B2Project Canary, Pbc
- Fluid equipment state determination8 Oct 2026US 2026/0309285 A1Equiptank Engineering, S.L.
- Internet of things (iot) system for the control of smart gas pressure regulation station8 Oct 2026US 2026/0310247 A1Chengdu Qinchuan Iot Technology Co., Ltd.
- Supply-chain characteristic-vectors merchandising system and methods17 Sep 2026US 2026/0278523 A1Project Canary, Pbc
- Gate valve system10 Sep 2026US 2026/0266394 A1Saudi Arabian Oil Company
- Intelligent control internet of things (iot) systems and methods for pipeline block valves of smart gas13 Aug 2026US 2026/0235265 A1Chengdu Qinchuan Iot Technology Co., Ltd.
Most cited
By later US patents
- Plasma process apparatus and plasma process method554US 8,683,943 B2Tokyo Electron Limited · 2014
- Manipulation of microfluidic droplets95US 8,528,589 B2Raindance Technologies, Inc. · 2013
- Method and system for determining energy content and detecting contaminants in a fluid stream63US 8,686,364 B1JP3 Measurement, LLC · 2014
- Pipeline turbine generator56US 9,077,220 B22015
- Manipulation of microfluidic droplets50US 8,857,462 B2Raindance Technologies, Inc. · 2014