F17C 2225/0123
Gaseous
Official title: gaseous, e.g. CNG, GNC
F17C2225/0123 (Gaseous) appears on 1,032 US grants and 1,310 published applications in this corpus.
Search patents in F17C- Granted patents
- 1,032
- Published applications
- 1,310
- Assignees
- 609
- Inventors
- 2,392
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 6 | 0 |
| 1979 | 4 | 0 |
| 1980 | 8 | 0 |
| 1981 | 4 | 0 |
| 1982 | 6 | 0 |
| 1983 | 9 | 0 |
| 1984 | 10 | 0 |
| 1985 | 3 | 0 |
| 1986 | 10 | 0 |
| 1987 | 5 | 0 |
| 1988 | 5 | 0 |
| 1989 | 5 | 0 |
| 1990 | 7 | 0 |
| 1991 | 5 | 0 |
| 1992 | 14 | 0 |
| 1993 | 6 | 0 |
| 1994 | 6 | 0 |
| 1995 | 9 | 0 |
| 1996 | 10 | 0 |
| 1997 | 6 | 0 |
| 1998 | 7 | 0 |
| 1999 | 11 | 0 |
| 2000 | 17 | 0 |
| 2001 | 9 | 3 |
| 2002 | 17 | 13 |
| 2003 | 24 | 26 |
| 2004 | 16 | 22 |
| 2005 | 20 | 42 |
| 2006 | 23 | 44 |
| 2007 | 24 | 63 |
| 2008 | 18 | 57 |
| 2009 | 26 | 53 |
| 2010 | 20 | 45 |
| 2011 | 26 | 28 |
| 2012 | 16 | 43 |
| 2013 | 24 | 45 |
| 2014 | 34 | 75 |
| 2015 | 38 | 66 |
| 2016 | 45 | 65 |
| 2017 | 46 | 58 |
| 2018 | 40 | 66 |
| 2019 | 58 | 59 |
| 2020 | 52 | 70 |
| 2021 | 50 | 74 |
| 2022 | 60 | 65 |
| 2023 | 46 | 75 |
| 2024 | 49 | 55 |
| 2025 | 45 | 60 |
| 2026 | 29 | 38 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Nitrogen vaporization and insertion system29 Sep 2026US 12,747,832 B2Nitro-Lift Technologies
- Hydrogen gas supply method and hydrogen gas supply system1 Sep 2026US 12,723,716 B2Mitsui E&S Co., Ltd.
- In-situ pressurized restaurant system25 Aug 2026US 12,714,896 B2Kidde-Fenwal, LLC
- Method and conveying device25 Aug 2026US 12,716,549 B2Linde Aktiengesellschaft
- Fluid filling systems and methods18 Aug 2026US 12,709,533 B2Fountain Master, LLC
- A hydrogen refueling system8 Oct 2026US 2026/0309277 A1Cavendish Hydrogen A/S
- Automatically openable and closable overpressure hydrogen discharge apparatus for hydrogen electric vehicle1 Oct 2026US 2026/0298412 A1Hyundai Motor Company
- Method for Removing Hydrogen, for Completely Emptying a Liquid-Hydrogen Tank, and Use of Same17 Sep 2026US 2026/0276150 A1Daimler Truck AG
- Cryogenic sub-cooling17 Sep 2026US 2026/0276151 A1Universiteit Twente
- Hydrogen station and refrigerator system for hydrogen station3 Sep 2026US 2026/0258908 A1Mitsubishi Heavy Industries, Ltd.
Most cited
By later US patents
- Self-contained mobile fueling station157US 6,786,245 B1Air Products and Chemicals, Inc. · 2004
- Combined power cycle with liquefied natural gas (LNG) and synthesis or fuel gas140US 5,295,350 ATexaco Inc. · 1994
- Improved liquefied natural gas fueled combined cycle power plant140US 5,457,951 ACabot Corporation · 1995
- Compressed natural gas dispensing system109US 4,527,600 ARockwell International Corporation · 1985
- System for fast-filling compressed natural gas powered vehicles108US 5,409,046 A1995