F17C 2250/03
Control means
F17C2250/03 (Control means) appears on 1,257 US grants and 1,534 published applications in this corpus.
Search patents in F17C- Granted patents
- 1,257
- Published applications
- 1,534
- Assignees
- 702
- Inventors
- 2,800
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 4 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 4 | 0 |
| 1981 | 2 | 0 |
| 1982 | 4 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 5 | 0 |
| 1986 | 3 | 0 |
| 1987 | 10 | 0 |
| 1988 | 2 | 0 |
| 1989 | 11 | 0 |
| 1990 | 4 | 0 |
| 1991 | 8 | 0 |
| 1992 | 13 | 0 |
| 1993 | 11 | 0 |
| 1994 | 10 | 0 |
| 1995 | 14 | 0 |
| 1996 | 18 | 0 |
| 1997 | 22 | 0 |
| 1998 | 25 | 0 |
| 1999 | 25 | 0 |
| 2000 | 15 | 0 |
| 2001 | 20 | 4 |
| 2002 | 18 | 26 |
| 2003 | 27 | 34 |
| 2004 | 31 | 27 |
| 2005 | 20 | 38 |
| 2006 | 21 | 43 |
| 2007 | 23 | 34 |
| 2008 | 16 | 35 |
| 2009 | 21 | 38 |
| 2010 | 16 | 43 |
| 2011 | 22 | 27 |
| 2012 | 19 | 35 |
| 2013 | 24 | 37 |
| 2014 | 26 | 65 |
| 2015 | 21 | 57 |
| 2016 | 44 | 60 |
| 2017 | 42 | 62 |
| 2018 | 39 | 82 |
| 2019 | 69 | 79 |
| 2020 | 62 | 70 |
| 2021 | 57 | 87 |
| 2022 | 62 | 100 |
| 2023 | 78 | 130 |
| 2024 | 99 | 130 |
| 2025 | 98 | 120 |
| 2026 | 63 | 71 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Hydrogen storage and distribution system29 Sep 2026US 12,747,831 B2Greentech Hydrogen Innovations Corp.
- Smart hydrogen storage protocol29 Sep 2026US 12,747,833 B2The Texas A&M University System
- Gaseous fuel storage system29 Sep 2026US 12,747,835 B2FirstElement Fuel, Inc.
- Material supply system22 Sep 2026US 12,742,522 B2Versum Materials US, LLC
- Nitrox-mixtures production machine1 Sep 2026US 12,723,714 B2Nardi Compressori S.R.L.
- A hydrogen refueling system8 Oct 2026US 2026/0309277 A1Cavendish Hydrogen A/S
- Method for filling a fluid storage, fluid discharge device for a fluid or fluid mixture, and associated system8 Oct 2026US 2026/0309278 A1
- Systems and Methods for Improved Asset Monitoring via Orientation Measurement8 Oct 2026US 2026/0313274 A1Silicon Controls Pty Ltd.
- Method and system for storing hydrogen1 Oct 2026US 2026/0298411 A1
- Methods and apparatus for managing a hydrogen storage and distribution system1 Oct 2026US 2026/0301885 A1General Electric Company
Most cited
By later US patents
- Self-contained mobile fueling station157US 6,786,245 B1Air Products and Chemicals, Inc. · 2004
- System for replenishing energy sources onboard different types of automotive vehicles139US 7,602,143 B22009
- Methods and apparatus to generate liquid ambulatory oxygen from an oxygen concentrator136US 5,979,440 ASeQual Technologies, Inc. · 1999
- Methods and apparatus to generate liquid ambulatory oxygen from an oxygen concentrator133US 6,698,423 B1SeQual Technologies, Inc. · 2004
- Variable-volume storage and dispensing apparatus for compressed natural gas129US 5,454,408 AThermo Power Corporation · 1995